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Merge branch '3.2' into co_header

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Dirk
2025-01-22 22:50:00 +01:00
parent ad912ea332 17f2a5d5b9
commit 207b902109
8 changed files with 175 additions and 92 deletions
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testssl.sh
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@ -7,9 +7,9 @@
# vulnerabilities or features. It may or may be not distributed by your distribution.
# The upstream versions are available (please leave the links intact):
#
# Development version https://github.com/drwetter/testssl.sh
# Development version https://github.com/testssl/testssl.sh
# Stable version https://testssl.sh
# File bugs at GitHub https://github.com/drwetter/testssl.sh/issues
# File bugs at GitHub https://github.com/testssl/testssl.sh/issues
#
# Project lead and initiator: Dirk Wetter, copyleft: 2007-today, contributions so far see CREDITS.md
# Main contributions from David Cooper
@ -399,7 +399,7 @@ RSA_CERT_FINGERPRINT_SHA2=""
STARTTLS_PROTOCOL=""
OPTIMAL_PROTO="" # Need this for IIS6 (sigh) + OpenSSL 1.0.2, otherwise some handshakes will fail see
# https://github.com/PeterMosmans/openssl/issues/19#issuecomment-100897892
STARTTLS_OPTIMAL_PROTO="" # Same for STARTTLS, see https://github.com/drwetter/testssl.sh/issues/188
STARTTLS_OPTIMAL_PROTO="" # Same for STARTTLS, see https://github.com/testssl/testssl.sh/issues/188
OPTIMAL_SOCKETS_PROTO="" # Same for tls_sockets(). -- not yet used
ALL_FAILED_SOCKETS=true # Set to true if all attempts to connect to server using tls_sockets/sslv2_sockets failed
TLS_TIME="" # To keep the value of TLS server timestamp
@ -617,7 +617,7 @@ tmln_cyan() { tm_cyan "$1"; tmln_out; }
pr_cyan() { tm_cyan "$1"; [[ "$COLOR" -ge 2 ]] && html_out "<span style=\"color:#0d7ea2;font-weight:bold;\">$(html_reserved "$1")</span>" || html_out "$(html_reserved "$1")"; }
prln_cyan() { pr_cyan "$1"; outln; }
tm_litegrey() { [[ "$COLOR" -ne 0 ]] && tm_out "\033[0;37m$1" || tm_out "$1"; tm_off; } # ... https://github.com/drwetter/testssl.sh/pull/600#issuecomment-276129876
tm_litegrey() { [[ "$COLOR" -ne 0 ]] && tm_out "\033[0;37m$1" || tm_out "$1"; tm_off; } # ... https://github.com/testssl/testssl.sh/pull/600#issuecomment-276129876
tmln_litegrey() { tm_litegrey "$1"; tmln_out; } # not really usable on a black background, see ..
prln_litegrey() { pr_litegrey "$1"; outln; }
pr_litegrey() { tm_litegrey "$1"; [[ "$COLOR" -ne 0 ]] && html_out "<span style=\"color:#71767a;\">$(html_reserved "$1")</span>" || html_out "$(html_reserved "$1")"; }
@ -1037,7 +1037,7 @@ get_cipher() {
# However there seem to be cases where the preferred $(< "$1") logic has a problem.
# Especially with bash 3.2 (Mac OS X) and when on the server side binary chars
# are returned, see https://stackoverflow.com/questions/7427262/how-to-read-a-file-into-a-variable-in-shell#22607352
# and https://github.com/drwetter/testssl.sh/issues/1292
# and https://github.com/testssl/testssl.sh/issues/1292
# Performance measurements showed no to barely measurable penalty (1s displayed in 9 tries).
if [[ "$server_hello" =~ Cipher\ *:\ ([A-Z0-9]+-[A-Za-z0-9\-]+|TLS_[A-Za-z0-9_]+|SSL_[A-Za-z0-9_]+) ]]; then
@ -4935,9 +4935,9 @@ client_simulation_sockets() {
data+=", ${clienthello:i:2}"
done
# same as above. If a CIPHER_SUITES string was provided, then check that it is in the ServerHello
# this appeared 1st in yassl + MySQL (https://github.com/drwetter/testssl.sh/pull/784) but adds
# this appeared 1st in yassl + MySQL (https://github.com/testssl/testssl.sh/pull/784) but adds
# robustness to the implementation
# see also https://github.com/drwetter/testssl.sh/pull/797
# see also https://github.com/testssl/testssl.sh/pull/797
if [[ "${1:0:4}" == 1603 ]]; then
# Extract list of cipher suites from SSLv3 or later ClientHello
sid_len=4*$(hex2dec "${data:174:2}")
@ -5295,7 +5295,9 @@ run_client_simulation() {
fi
if [[ -n "$what_dh" ]]; then
[[ -n "$curve" ]] && curve="($curve)"
if [[ "$what_dh" == ECDH ]]; then
if [[ "$what_dh" =~ MLKEM ]] || [[ "$what_dh" =~ Kyber ]]; then
pr_kem_quality "$bits" "$(printf -- "%-12s" "$what_dh")"
elif [[ "$what_dh" == ECDH ]]; then
pr_ecdh_quality "$bits" "$(printf -- "%-12s" "$bits bit $what_dh") $curve"
else
pr_dh_quality "$bits" "$(printf -- "%-12s" "$bits bit $what_dh") $curve"
@ -6484,7 +6486,7 @@ pr_ecdh_quality() {
elif [[ "$bits" -le 163 ]]; then
pr_svrty_medium "$string"
elif [[ "$bits" -le 193 ]]; then # hmm, according to https://wiki.openssl.org/index.php/Elliptic_Curve_Cryptography it should ok
pr_svrty_low "$string" # but openssl removed it https://github.com/drwetter/testssl.sh/issues/299#issuecomment-220905416
pr_svrty_low "$string" # but openssl removed it https://github.com/testssl/testssl.sh/issues/299#issuecomment-220905416
elif [[ "$bits" -le 224 ]]; then
out "$string"
elif [[ "$bits" -gt 224 ]]; then
@ -6533,6 +6535,30 @@ pr_ecdh_curve_quality() {
pr_ecdh_quality "$bits" "$curve"
}
pr_kem_quality() {
local bits="$1"
local string="$2"
# At the moment all KEMs offer at least 128 bits of security strength
# (comparable to 256-bit elliptic curve key). So, all KEMs should be
# considered good.
pr_svrty_good "$string"
}
pr_kem_param_set_quality() {
kem="$1"
local -i bits=0
case "$kem" in
"SecP256r1MLKEM768") bits=192 ;;
"X25519MLKEM768") bits=192 ;;
"SecP384r1MLKEM1024") bits=256 ;;
"X25519Kyber768Draft00") bits=128 ;;
esac
pr_kem_quality "$bits" "$kem"
}
# Return a value that is an indicator of the quality of the cipher in $1:
# 0 = $1 is empty
# 1 = pr_svrty_critical, 2 = pr_svrty_high, 3 = pr_svrty_medium, 4 = pr_svrty_low
@ -6685,6 +6711,10 @@ read_dhtype_from_file() {
kx="Kx=${temp%%,*}"
[[ "$kx" == "Kx=X25519" ]] && kx="Kx=ECDH"
[[ "$kx" == "Kx=X448" ]] && kx="Kx=ECDH"
[[ "$kx" == "Kx=SecP256r1MLKEM768" ]] && kx="Kx=ECDH/MLKEM"
[[ "$kx" == "Kx=X25519MLKEM768" ]] && kx="Kx=ECDH/MLKEM"
[[ "$kx" == "Kx=SecP384r1MLKEM1024" ]] && kx="Kx=ECDH/MLKEM"
[[ "$kx" == "Kx=X25519Kyber768Draft00" ]] && kx="Kx=ECDH/Kyber"
tm_out "$kx"
return 0
}
@ -8395,12 +8425,14 @@ wildcard_match()
# 8, if the server name provided is a wildcard match against the CN
# 9, if the server name provided matches a name in the SAN AND is a wildcard match against the CN
# 10, if the server name provided is a wildcard match against the CN AND a name in the SAN
#
# Add 128 to the return value if the CN or a DNS name in the SAN is a wildcard.
compare_server_name_to_cert() {
local cert="$1"
local servername cns cn dns_sans ip_sans san dercert tag
local srv_id="" xmppaddr=""
local -i i len len1 cn_match=0
local -i i len len1 cn_match=0 wildcard_cert=0
local -i subret=0 # no error condition, passing results
HAS_DNS_SANS=false
@ -8545,10 +8577,16 @@ compare_server_name_to_cert() {
fi
# Check whether any of the DNS names in the certificate are wildcard names
# that match the servername
# and if they match the servername
if [[ $subret -eq 0 ]]; then
while read san; do
[[ -n "$san" ]] || continue
is_wildcard "$san"
if [[ $? -eq 0 ]]; then
wildcard_cert=128
else
continue
fi
wildcard_match "$servername" "$san"
[[ $? -eq 0 ]] && subret=2 && break
done <<< "$dns_sans"
@ -8564,13 +8602,20 @@ compare_server_name_to_cert() {
# Check whether the CN matches the servername
[[ $(toupper "$cn") == "$servername" ]] && cn_match=4 && break
# Check whether the CN is a wildcard name that matches the servername
# Check whether the CN is a wildcard name and if it matches the servername
# NOTE: Don't stop loop on a wildcard match in case there is another CN
# that is an exact match.
is_wildcard "$cn"
if [[ $? -eq 0 ]]; then
wildcard_cert=128
else
continue
fi
wildcard_match "$servername" "$cn"
[[ $? -eq 0 ]] && cn_match=8
done <<< "$cns"
subret+=$cn_match
subret+=$wildcard_cert
return $subret
}
@ -9465,7 +9510,7 @@ certificate_info() {
# supported by the client.
has_dns_sans=$HAS_DNS_SANS
case $trust_sni in
case $((trust_sni%128)) in
0) trustfinding="certificate does not match supplied URI"
set_grade_cap "M" "Domain name mismatch"
;;
@ -9492,10 +9537,10 @@ certificate_info() {
;;
esac
if [[ $trust_sni -eq 0 ]]; then
if [[ $((trust_sni%128)) -eq 0 ]]; then
pr_svrty_high "$trustfinding"
trust_sni_finding="HIGH"
elif [[ $trust_sni -eq 4 ]] || [[ $trust_sni -eq 8 ]]; then
elif [[ $((trust_sni%128)) -eq 4 ]] || [[ $((trust_sni%128)) -eq 8 ]]; then
if [[ $SERVICE == HTTP ]] || "$ASSUME_HTTP"; then
# https://bugs.chromium.org/p/chromium/issues/detail?id=308330
# https://bugzilla.mozilla.org/show_bug.cgi?id=1245280
@ -9522,17 +9567,17 @@ certificate_info() {
# See issue #733.
if [[ -z "$sni_used" ]]; then
trustfinding_nosni=""
elif [[ $trust_sni -eq $trust_nosni && "$has_dns_sans" == "$has_dns_sans_nosni" ]] || \
[[ $trust_sni -eq 0 && $trust_nosni -eq 0 ]]; then
elif [[ $((trust_sni%128)) -eq $((trust_nosni%128)) && "$has_dns_sans" == "$has_dns_sans_nosni" ]] || \
[[ $((trust_sni%128)) -eq 0 && $((trust_nosni%128)) -eq 0 ]]; then
trustfinding_nosni=" (same w/o SNI)"
elif [[ $trust_nosni -eq 0 ]]; then
if [[ $trust_sni -eq 4 ]] || [[ $trust_sni -eq 8 ]]; then
elif [[ $((trust_nosni%128)) -eq 0 ]]; then
if [[ $((trust_sni%128)) -eq 4 ]] || [[ $((trust_sni%128)) -eq 8 ]]; then
trustfinding_nosni=" (w/o SNI: certificate does not match supplied URI)"
else
trustfinding_nosni=" (SNI mandatory)"
fi
elif [[ $trust_nosni -eq 4 ]] || [[ $trust_nosni -eq 8 ]] || [[ $trust_sni -eq 4 ]] || [[ $trust_sni -eq 8 ]]; then
case $trust_nosni in
elif [[ $((trust_nosni%128)) -eq 4 ]] || [[ $((trust_nosni%128)) -eq 8 ]] || [[ $((trust_sni%128)) -eq 4 ]] || [[ $((trust_sni%128)) -eq 8 ]]; then
case $((trust_nosni%128)) in
1) trustfinding_nosni=" (w/o SNI: Ok via SAN)" ;;
2) trustfinding_nosni=" (w/o SNI: Ok via SAN wildcard)" ;;
4) if "$has_dns_sans_nosni"; then
@ -9552,12 +9597,12 @@ certificate_info() {
9) trustfinding_nosni=" (w/o SNI: Ok via CN wildcard and SAN)" ;;
10) trustfinding_nosni=" (w/o SNI: Ok via SAN wildcard and CN wildcard)" ;;
esac
elif [[ $trust_sni -ne 0 ]]; then
elif [[ $((trust_sni%128)) -ne 0 ]]; then
trustfinding_nosni=" (works w/o SNI)"
else
trustfinding_nosni=" (however, works w/o SNI)"
fi
if [[ -n "$sni_used" ]] || [[ $trust_nosni -eq 0 ]] || [[ $trust_nosni -ne 4 && $trust_nosni -ne 8 ]]; then
if [[ -n "$sni_used" ]] || [[ $((trust_nosni%128)) -eq 0 ]] || [[ $((trust_nosni%128)) -ne 4 && $((trust_nosni%128)) -ne 8 ]]; then
outln "$trustfinding_nosni"
elif [[ $SERVICE == HTTP ]] || "$ASSUME_HTTP"; then
prln_svrty_high "$trustfinding_nosni"
@ -9567,7 +9612,7 @@ certificate_info() {
fileout "cert_trust${json_postfix}" "$trust_sni_finding" "${trustfinding}${trustfinding_nosni}"
if [[ "$trust_sni" =~ ^(2|6|8|9|10)$ ]] || [[ "$trust_nosni" =~ ^(2|6|8|9|10)$ ]]; then
if [[ $((trust_sni&128)) -eq 128 ]] || [[ $((trust_nosni&128)) -eq 128 ]]; then
out "${spaces}"
pr_svrty_low "wildcard certificate" ; outln " could be problematic, see other hosts at"
outln "${spaces}https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=$cert_fingerprint_sha2"
@ -10173,7 +10218,7 @@ run_server_defaults() {
# $NODE being tested or if it has the same subject
# (CN and SAN) as other certificates for this host.
compare_server_name_to_cert "$HOSTCERT"
[[ $? -ne 0 ]] && success[n]=0 || success[n]=1
[[ $(($?%128)) -ne 0 ]] && success[n]=0 || success[n]=1
if [[ ${success[n]} -ne 0 ]]; then
cn_nosni="$(toupper "$(get_cn_from_cert $HOSTCERT)")"
@ -10506,13 +10551,13 @@ run_fs() {
local fs_cipher_list="DHE-DSS-AES128-GCM-SHA256:DHE-DSS-AES128-SHA256:DHE-DSS-AES128-SHA:DHE-DSS-AES256-GCM-SHA384:DHE-DSS-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-DSS-CAMELLIA128-SHA256:DHE-DSS-CAMELLIA128-SHA:DHE-DSS-CAMELLIA256-SHA256:DHE-DSS-CAMELLIA256-SHA:DHE-DSS-SEED-SHA:DHE-RSA-AES128-CCM8:DHE-RSA-AES128-CCM:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-CCM8:DHE-RSA-AES256-CCM:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:DHE-RSA-CAMELLIA128-SHA256:DHE-RSA-CAMELLIA128-SHA:DHE-RSA-CAMELLIA256-SHA256:DHE-RSA-CAMELLIA256-SHA:DHE-RSA-CHACHA20-POLY1305-OLD:DHE-RSA-CHACHA20-POLY1305:DHE-RSA-SEED-SHA:ECDHE-ECDSA-AES128-CCM8:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-ECDSA-AES256-CCM8:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-ECDSA-CAMELLIA128-SHA256:ECDHE-ECDSA-CAMELLIA256-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305-OLD:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-RSA-CAMELLIA128-SHA256:ECDHE-RSA-CAMELLIA256-SHA384:ECDHE-RSA-CHACHA20-POLY1305-OLD:ECDHE-RSA-CHACHA20-POLY1305"
local fs_hex_cipher_list="" ciphers_to_test tls13_ciphers_to_test
local ecdhe_cipher_list="" tls13_cipher_list="" ecdhe_cipher_list_hex="" ffdhe_cipher_list_hex=""
local curves_hex=("00,01" "00,02" "00,03" "00,04" "00,05" "00,06" "00,07" "00,08" "00,09" "00,0a" "00,0b" "00,0c" "00,0d" "00,0e" "00,0f" "00,10" "00,11" "00,12" "00,13" "00,14" "00,15" "00,16" "00,17" "00,18" "00,19" "00,1a" "00,1b" "00,1c" "00,1d" "00,1e" "00,1f" "00,20" "00,21")
local -a curves_ossl=("sect163k1" "sect163r1" "sect163r2" "sect193r1" "sect193r2" "sect233k1" "sect233r1" "sect239k1" "sect283k1" "sect283r1" "sect409k1" "sect409r1" "sect571k1" "sect571r1" "secp160k1" "secp160r1" "secp160r2" "secp192k1" "prime192v1" "secp224k1" "secp224r1" "secp256k1" "prime256v1" "secp384r1" "secp521r1" "brainpoolP256r1" "brainpoolP384r1" "brainpoolP512r1" "X25519" "X448" "brainpoolP256r1tls13" "brainpoolP384r1tls13" "brainpoolP512r1tls13")
local -a curves_ossl_output=("K-163" "sect163r1" "B-163" "sect193r1" "sect193r2" "K-233" "B-233" "sect239k1" "K-283" "B-283" "K-409" "B-409" "K-571" "B-571" "secp160k1" "secp160r1" "secp160r2" "secp192k1" "P-192" "secp224k1" "P-224" "secp256k1" "P-256" "P-384" "P-521" "brainpoolP256r1" "brainpoolP384r1" "brainpoolP512r1" "X25519" "X448" "brainpoolP256r1tls13" "brainpoolP384r1tls13" "brainpoolP512r1tls13")
local -ai curves_bits=(163 162 163 193 193 232 233 238 281 282 407 409 570 570 161 161 161 192 192 225 224 256 256 384 521 256 384 512 253 448 256 384 512)
local curves_hex=("00,01" "00,02" "00,03" "00,04" "00,05" "00,06" "00,07" "00,08" "00,09" "00,0a" "00,0b" "00,0c" "00,0d" "00,0e" "00,0f" "00,10" "00,11" "00,12" "00,13" "00,14" "00,15" "00,16" "00,17" "00,18" "00,19" "00,1a" "00,1b" "00,1c" "00,1d" "00,1e" "00,1f" "00,20" "00,21" "11,eb" "11,ec" "11,ed" "63,99")
local -a curves_ossl=("sect163k1" "sect163r1" "sect163r2" "sect193r1" "sect193r2" "sect233k1" "sect233r1" "sect239k1" "sect283k1" "sect283r1" "sect409k1" "sect409r1" "sect571k1" "sect571r1" "secp160k1" "secp160r1" "secp160r2" "secp192k1" "prime192v1" "secp224k1" "secp224r1" "secp256k1" "prime256v1" "secp384r1" "secp521r1" "brainpoolP256r1" "brainpoolP384r1" "brainpoolP512r1" "X25519" "X448" "brainpoolP256r1tls13" "brainpoolP384r1tls13" "brainpoolP512r1tls13" "SecP256r1MLKEM768" "X25519MLKEM768" "SecP384r1MLKEM1024" "X25519Kyber768Draft00")
local -a curves_ossl_output=("K-163" "sect163r1" "B-163" "sect193r1" "sect193r2" "K-233" "B-233" "sect239k1" "K-283" "B-283" "K-409" "B-409" "K-571" "B-571" "secp160k1" "secp160r1" "secp160r2" "secp192k1" "P-192" "secp224k1" "P-224" "secp256k1" "P-256" "P-384" "P-521" "brainpoolP256r1" "brainpoolP384r1" "brainpoolP512r1" "X25519" "X448" "brainpoolP256r1tls13" "brainpoolP384r1tls13" "brainpoolP512r1tls13" "SecP256r1MLKEM768" "X25519MLKEM768" "SecP384r1MLKEM1024" "X25519Kyber768Draft00")
local -ai curves_bits=(163 162 163 193 193 232 233 238 281 282 407 409 570 570 161 161 161 192 192 225 224 256 256 384 521 256 384 512 253 448 256 384 512 192 192 256 128)
# Many curves have been deprecated, and RFC 8446, Appendix B.3.1.4, states
# that these curves MUST NOT be offered in a TLS 1.3 ClientHello.
local -a curves_deprecated=("true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "false" "false" "false" "true" "true" "true" "false" "false" "false" "false" "false")
local -a curves_deprecated=("true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "true" "false" "false" "false" "true" "true" "true" "false" "false" "false" "false" "false" "false" "false" "false" "false")
local -a ffdhe_groups_hex=("01,00" "01,01" "01,02" "01,03" "01,04")
local -a ffdhe_groups_output=("ffdhe2048" "ffdhe3072" "ffdhe4096" "ffdhe6144" "ffdhe8192")
local -a supported_curve
@ -10523,7 +10568,7 @@ run_fs() {
local rsa_cipher="" ecdsa_cipher="" dss_cipher=""
local sigalgs_to_test tls12_supported_sigalg_list="" tls13_supported_sigalg_list=""
local -i nr_supported_ciphers=0 nr_curves=0 nr_ossl_curves=0 i j low high
local fs_ciphers curves_offered="" curves_to_test temp
local fs_ciphers curves_offered="" kems_offered="" curves_to_test temp
local curves_option="" curves_list1="" curves_list2=""
local len1 len2 curve_found sigalg_found
local key_bitstring quality_str
@ -10713,7 +10758,7 @@ run_fs() {
else
! "$fs_tls12_offered" && [[ "$(get_protocol "$TMPFILE")" == TLSv1.2 ]] && fs_tls12_offered=true
fi
if "$WIDE"; then
if "$WIDE" && [[ ${kx[i]} == Kx=ECDH || ${kx[i]} == Kx=DH || ${kx[i]} == Kx=EDH ]]; then
dhlen=$(read_dhbits_from_file "$TMPFILE" quiet)
kx[i]="${kx[i]} $dhlen"
fi
@ -10749,7 +10794,7 @@ run_fs() {
fs_tls13_offered=true
"$WIDE" && kx[i]="$(read_dhtype_from_file "$TEMPDIR/$NODEIP.parse_tls_serverhello.txt")"
fi
if "$WIDE"; then
if "$WIDE" && [[ ${kx[i]} == Kx=ECDH || ${kx[i]} == Kx=DH || ${kx[i]} == Kx=EDH ]]; then
dhlen=$(read_dhbits_from_file "$TEMPDIR/$NODEIP.parse_tls_serverhello.txt" quiet)
kx[i]="${kx[i]} $dhlen"
fi
@ -10813,7 +10858,7 @@ run_fs() {
fi
fi
debugme echo $fs_offered
"$WIDE" || outln
outln
fileout "${jsonID}_ciphers" "INFO" "$fs_ciphers"
fi
@ -10924,12 +10969,21 @@ run_fs() {
low=1000
for (( i=0; i < nr_curves; i++ )); do
if "${supported_curve[i]}"; then
curves_offered+="${curves_ossl[i]} "
[[ ${curves_bits[i]} -lt $low ]] && low=${curves_bits[i]}
if [[ "${curves_ossl[i]}" =~ KEM ]] || [[ "${curves_ossl[i]}" =~ Kyber ]]; then
kems_offered+="${curves_ossl[i]} "
else
curves_offered+="${curves_ossl[i]} "
[[ ${curves_bits[i]} -lt $low ]] && low=${curves_bits[i]}
fi
fi
done
if [[ -n "$kems_offered" ]]; then
pr_bold " KEMs offered "
out_row_aligned_max_width_by_entry "$kems_offered" " " $TERM_WIDTH pr_kem_param_set_quality
outln
fileout "${jsonID}_KEMs" "OK" "$kems_offered"
fi
if [[ -n "$curves_offered" ]]; then
"$WIDE" && outln
pr_bold " Elliptic curves offered: "
out_row_aligned_max_width_by_entry "$curves_offered" " " $TERM_WIDTH pr_ecdh_curve_quality
outln
@ -11088,25 +11142,27 @@ run_fs() {
# A few servers get confused if the signature_algorithms extension contains too many entries. So:
# * For TLS 1.3, break the list into two and test each half separately.
# * For TLS 1.2, generally limit the signature_algorithms extension to algorithms that are consistent with the key type.
# At least one server gets confused if RSA+MD5 is offered first. So, the ordering is reversed so that the strongest
# options appear in $sigalgs_to_test first.
for hexc in "${sigalgs_hex[@]}"; do
if [[ "$proto" == 04* ]]; then
if ! "${tls13_supported_sigalgs[i]}"; then
if [[ "${proto##*-}" == 01 ]]; then
[[ $i -le 16 ]] && sigalgs_to_test+=", $hexc"
[[ $i -le 16 ]] && sigalgs_to_test=", $hexc$sigalgs_to_test"
else
[[ $i -gt 16 ]] && sigalgs_to_test+=", $hexc"
[[ $i -gt 16 ]] && sigalgs_to_test=", $hexc$sigalgs_to_test"
fi
fi
elif ! "${tls12_supported_sigalgs[i]}"; then
if [[ "$proto" =~ rsa ]]; then
if [[ "${hexc:3:2}" == 01 ]] || [[ "${hexc:0:2}" == 08 ]]; then
sigalgs_to_test+=", $hexc"
sigalgs_to_test=", $hexc$sigalgs_to_test"
fi
elif [[ "$proto" =~ dss ]]; then
[[ "${hexc:3:2}" == 02 ]] && sigalgs_to_test+=", $hexc"
[[ "${hexc:3:2}" == 02 ]] && sigalgs_to_test=", $hexc$sigalgs_to_test"
else
if [[ "${hexc:3:2}" == 03 ]] || [[ "${hexc:0:2}" == 08 ]]; then
sigalgs_to_test+=", $hexc"
sigalgs_to_test=", $hexc$sigalgs_to_test"
fi
fi
fi
@ -14505,6 +14561,10 @@ parse_tls_serverhello() {
"0102") echo -n "ffdhe4096" >> $TMPFILE ;;
"0103") echo -n "ffdhe6144" >> $TMPFILE ;;
"0104") echo -n "ffdhe8192" >> $TMPFILE ;;
"11EB") echo -n "SecP256r1MLKEM768" >> $TMPFILE ;;
"11EC") echo -n "X25519MLKEM768" >> $TMPFILE ;;
"11ED") echo -n "SecP384r1MLKEM1024" >> $TMPFILE ;;
"6399") echo -n "X25519Kyber768Draft00" >> $TMPFILE ;;
*) echo -n "unknown (${tls_serverhello_ascii:offset:4})" >> $TMPFILE ;;
esac
offset=$((offset+4))
@ -14600,6 +14660,10 @@ parse_tls_serverhello() {
258) dh_bits=4096 ; named_curve_str="ffdhe4096" ;;
259) dh_bits=6144 ; named_curve_str="ffdhe6144" ;;
260) dh_bits=8192 ; named_curve_str="ffdhe8192" ;;
4587) dh_bits=192 ; named_curve_str="SecP256r1MLKEM768" ;;
4588) dh_bits=192 ; named_curve_str="X25519MLKEM768" ;;
4589) dh_bits=256 ; named_curve_str="SecP384r1MLKEM1024" ;;
25497) dh_bits=128 ; named_curve_str="X25519Kyber768Draft00" ;;
*) named_curve_str="" ; named_curve_oid="" ;;
esac
offset=$((extns_offset+20+i))
@ -14787,9 +14851,9 @@ parse_tls_serverhello() {
fi
echo "Cipher : $rfc_cipher_suite" >> $TMPFILE
if [[ $dh_bits -ne 0 ]]; then
if [[ "$named_curve_str" =~ "ffdhe" ]]; then
if [[ "$named_curve_str" =~ ffdhe ]]; then
echo "Server Temp Key: DH, $named_curve_str, $dh_bits bits" >> $TMPFILE
elif [[ "$named_curve_str" == "X25519" ]] || [[ "$named_curve_str" == "X448" ]]; then
elif [[ "$named_curve_str" == X25519 ]] || [[ "$named_curve_str" == X448 ]] || [[ "$named_curve_str" =~ KEM ]] || [[ "$named_curve_str" =~ Kyber ]]; then
echo "Server Temp Key: $named_curve_str, $dh_bits bits" >> $TMPFILE
else
echo "Server Temp Key: ECDH, $named_curve_str, $dh_bits bits" >> $TMPFILE
@ -14832,9 +14896,9 @@ parse_tls_serverhello() {
echo ""
fi
if [[ $dh_bits -ne 0 ]]; then
if [[ "$named_curve_str" =~ "ffdhe" ]]; then
if [[ "$named_curve_str" =~ ffdhe ]]; then
echo " dh_bits: DH, $named_curve_str, $dh_bits bits"
elif [[ "$named_curve_str" == "X25519" ]] || [[ "$named_curve_str" == "X448" ]]; then
elif [[ "$named_curve_str" == X25519 ]] || [[ "$named_curve_str" == X448 ]] || [[ "$named_curve_str" =~ KEM ]] || [[ "$named_curve_str" =~ Kyber ]]; then
echo " dh_bits: $named_curve_str, $dh_bits bits"
else
echo " dh_bits: ECDH, $named_curve_str, $dh_bits bits"
@ -14870,7 +14934,7 @@ parse_tls_serverhello() {
fi
# If a CIPHER_SUITES string was provided, then check that $tls_cipher_suite is in the string.
# this appeared in yassl + MySQL (https://github.com/drwetter/testssl.sh/pull/784) but adds robustness
# this appeared in yassl + MySQL (https://github.com/testssl/testssl.sh/pull/784) but adds robustness
# to the implementation
if [[ -n "$cipherlist" ]]; then
tls_cipher_suite="$(tolower "$tls_cipher_suite")"
@ -15623,7 +15687,15 @@ prepare_tls_clienthello() {
00, 01, 00, 02, 00, 03, 00, 0f, 00, 10, 00, 11, 01, 00, 01, 01"
elif [[ 0x$tls_low_byte -gt 0x03 ]]; then
# Supported Groups Extension
if [[ ! "$process_full" =~ all ]] || { "$HAS_X25519" && "$HAS_X448"; }; then
if [[ ! "$process_full" =~ all ]]; then
extension_supported_groups="
00,0a, # Type: Supported Groups, see RFC 8446
00,1e, 00,1c, # lengths
00,1d, 00,17, 00,1e, 00,18, 00,19, 00,1f, 00,20, 00,21,
01,00, 01,01, 11,eb, 11,ec, 11,ed, 63,99"
# Only include ML-KEM and Kyber hybrids as options if the response does
# not need to be decrypted.
elif [[ ! "$process_full" =~ all ]] || { "$HAS_X25519" && "$HAS_X448"; }; then
extension_supported_groups="
00,0a, # Type: Supported Groups, see RFC 8446
00,16, 00,14, # lengths
@ -15645,7 +15717,7 @@ prepare_tls_clienthello() {
00,1d, 00,17, 00,18, 00,19, 00,1f, 00,20, 00,21,
01,00, 01,01, 00,1e"
# OpenSSL prior to 1.1.0 does not support either X25519 or X448,
# so list them as the least referred options if the response
# so list them as the least preferred options if the response
# needs to be decrypted, and do not list them at all if the
# response MUST be decrypted.
elif [[ "$process_full" == all+ ]]; then
@ -15735,7 +15807,7 @@ prepare_tls_clienthello() {
# There does not seem to be any reason to include this extension. However, it appears that
# OpenSSL, Firefox, and Chrome include it in TLS 1.3 ClientHello messages, and there is at
# least one server that will fail the connection if it is absent
# (see https://github.com/drwetter/testssl.sh/issues/990).
# (see https://github.com/testssl/testssl.sh/issues/990).
if [[ "0x$tls_low_byte" -ge 0x04 ]] && [[ ! "$extra_extensions_list" =~ \ 002d\ ]]; then
[[ -n "$all_extensions" ]] && all_extensions+=","
all_extensions+="$extn_psk_mode"
@ -17208,7 +17280,7 @@ run_renego() {
# 1 means client tried to renegotiating but the server side errored then. You still see RENEGOTIATING in the output
if tail -5 $TMPFILE| grep -qa '^closed'; then
# Exemption from above: server closed the connection but return value was zero
# See https://github.com/drwetter/testssl.sh/issues/1725 and referenced issue @haproxy
# See https://github.com/testssl/testssl.sh/issues/1725 and referenced issue @haproxy
sec_client_renego=1
fi
case "$sec_client_renego" in
@ -18017,7 +18089,7 @@ run_tls_fallback_scsv() {
elif grep -qa "alert handshake failure" "$TMPFILE"; then
pr_svrty_good "Probably OK. "
fileout "$jsonID" "OK" "Probably oK"
# see RFC 7507, https://github.com/drwetter/testssl.sh/issues/121
# see RFC 7507, https://github.com/testssl/testssl.sh/issues/121
# other case reported by Nicolas was F5 and at customer of mine: the same
pr_svrty_medium "But received non-RFC-compliant \"handshake failure\" instead of \"inappropriate fallback\""
fileout "$jsonID" "MEDIUM" "received non-RFC-compliant \"handshake failure\" instead of \"inappropriate fallback\""
@ -20346,8 +20418,8 @@ find_openssl_binary() {
$OPENSSL s_client -tls1_3 </dev/null 2>&1 | grep -aiq "unknown option" || HAS_TLS13=true
$OPENSSL s_client -no_ssl2 </dev/null 2>&1 | grep -aiq "unknown option" || HAS_NO_SSL2=true
$OPENSSL genpkey -algorithm X448 2>&1 | grep -aq "not found" || HAS_X448=true
$OPENSSL genpkey -algorithm X25519 2>&1 | grep -aq "not found" || HAS_X25519=true
$OPENSSL genpkey -algorithm X448 2>&1 | grep -Eaq "not found|unsupported" || HAS_X448=true
$OPENSSL genpkey -algorithm X25519 2>&1 | grep -Eaq "not found|unsupported" || HAS_X25519=true
$OPENSSL pkey -help 2>&1 | grep -q Error || HAS_PKEY=true
$OPENSSL pkeyutl 2>&1 | grep -q Error || HAS_PKUTIL=true
@ -21294,7 +21366,7 @@ get_local_a() {
check_resolver_bins() {
local saved_openssl_conf="$OPENSSL_CONF"
OPENSSL_CONF="" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="" # see https://github.com/testssl/testssl.sh/issues/134
type -p dig &> /dev/null && HAS_DIG=true
type -p host &> /dev/null && HAS_HOST=true
type -p drill &> /dev/null && HAS_DRILL=true
@ -21316,7 +21388,7 @@ check_resolver_bins() {
HAS_DIG_NOIDNOUT=true
fi
fi
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/testssl/testssl.sh/issues/134
return 0
}
@ -21339,7 +21411,7 @@ get_a_record() {
echo $1
return 0
fi
OPENSSL_CONF="" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="" # see https://github.com/testssl/testssl.sh/issues/134
if [[ "$NODE" == *.local ]]; then
if "$HAS_AVAHIRESOLVE"; then
ip4=$(filter_ip4_address $(avahi-resolve -4 -n "$1" 2>/dev/null | awk '{ print $2 }'))
@ -21364,7 +21436,7 @@ get_a_record() {
if [[ -z "$ip4" ]] && "$HAS_NSLOOKUP"; then
ip4=$(filter_ip4_address $(strip_lf "$(nslookup -querytype=a "$1" 2>/dev/null | awk '/^Name/ { getline; print $NF }')"))
fi
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/testssl/testssl.sh/issues/134
echo "$ip4"
}
@ -21377,7 +21449,7 @@ get_aaaa_record() {
"$HAS_DIG_NOIDNOUT" && noidnout="+noidnout"
[[ "$NODNS" == none ]] && return 0 # if no DNS lookup was instructed, leave here
OPENSSL_CONF="" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="" # see https://github.com/testssl/testssl.sh/issues/134
if is_ipv6addr "$1"; then
# This saves walking through this. Also it avoids hangs e.g. if you run docker locally without reachable DNS
echo "$1"
@ -21411,7 +21483,7 @@ get_aaaa_record() {
ip6=$(filter_ip6_address $(strip_lf "$(nslookup -type=aaaa "$1" 2>/dev/null | awk '/'"^${a}"'.*AAAA/ { print $NF }')"))
fi
fi
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/testssl/testssl.sh/issues/134
echo "$ip6"
}
@ -21457,7 +21529,7 @@ get_caa_rr_record() {
return 1
# No dig, drill, host, or nslookup --> complaint was elsewhere already
fi
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/testssl/testssl.sh/issues/134
debugme echo $raw_caa
if [[ "$raw_caa" =~ \#\ [0-9][0-9] ]]; then
@ -21505,7 +21577,7 @@ get_mx_record() {
local noidnout=""
"$HAS_DIG_NOIDNOUT" && noidnout="+noidnout"
OPENSSL_CONF="" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="" # see https://github.com/testssl/testssl.sh/issues/134
# we need the last two columns here
if "$HAS_HOST"; then
mx="$(host -t MX "$1" 2>/dev/null | awk '/is handled by/ { print $(NF-1), $NF }')"
@ -21532,7 +21604,7 @@ get_txt_record() {
local noidnout=""
"$HAS_DIG_NOIDNOUT" && noidnout="+noidnout"
OPENSSL_CONF="" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="" # see https://github.com/testssl/testssl.sh/issues/134
# we need the last two columns here and strip any remaining double quotes later
if "$HAS_HOST"; then
record="$(host -t TXT "$1" 2>/dev/null | awk -F\" '/descriptive text/ { print $(NF-1) }')"
@ -21633,7 +21705,7 @@ determine_rdns() {
[[ "$NODNS" == none ]] && rDNS="(instructed to skip DNS queries)" && return 0 # No DNS lookups at all
[[ "$NODNS" == min ]] && rDNS="(instructed to minimize DNS queries)" && return 0 # PTR records were not asked for
local nodeip="$(tr -d '[]' <<< $NODEIP)" # for DNS we do not need the square brackets of IPv6 addresses
OPENSSL_CONF="" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="" # see https://github.com/testssl/testssl.sh/issues/134
if [[ "$NODE" == *.local ]]; then
if "$HAS_AVAHIRESOLVE"; then
rDNS=$(avahi-resolve -a $nodeip 2>/dev/null | awk '{ print $2 }')
@ -21650,7 +21722,7 @@ determine_rdns() {
elif "$HAS_NSLOOKUP"; then
rDNS=$(strip_lf "$(nslookup -type=PTR $nodeip 2>/dev/null | grep -v 'canonical name =' | grep 'name = ' | awk '{ print $NF }' | sed 's/\.$//')")
fi
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/drwetter/testssl.sh/issues/134
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/testssl/testssl.sh/issues/134
# First, rDNS can contain multilines due to multiple PTR DNS records, though this is not recommended.
# So we use a loop to check for each FQDN returned. There we remove chars which under weird
# circumstances (see #1506) can show up here. The blacklist is taken from RFC 1912 ("Allowable characters in a
@ -22046,7 +22118,7 @@ determine_optimal_proto() {
>$ERRFILE
if [[ -n "$1" ]]; then
# STARTTLS workaround needed see https://github.com/drwetter/testssl.sh/issues/188 -- kind of odd
# STARTTLS workaround needed see https://github.com/testssl/testssl.sh/issues/188 -- kind of odd
for STARTTLS_OPTIMAL_PROTO in -tls1_2 -tls1 -ssl3 -tls1_1 -tls1_3 -ssl2; do
sclient_supported "$STARTTLS_OPTIMAL_PROTO" || continue
$OPENSSL s_client $(s_client_options "$STARTTLS_OPTIMAL_PROTO $BUGS -connect "$NODEIP:$PORT" $PROXY -msg $STARTTLS $SNI") </dev/null >$TMPFILE 2>>$ERRFILE