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testssl.sh
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Merge branch 'ocsp_crl_final' into 2.9dev 

and bump version to 3.0rc1
This commit is contained in:
Dirk 2018-08-17 12:30:37 +02:00
parent 5837e82c85 ed17797b13
commit 5da7454e7a
1 changed files with 89 additions and 35 deletions
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testssl.sh
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@ -116,7 +116,7 @@ trap "child_error" USR1
########### Internal definitions
#
declare -r VERSION="3.0beta"
declare -r VERSION="3.0rc1"
declare -r SWCONTACT="dirk aet testssl dot sh"
egrep -q "dev|rc|beta" <<< "$VERSION" && \
SWURL="https://testssl.sh/dev/" ||
@ -225,6 +225,7 @@ OFFENSIVE=${OFFENSIVE:-true} # do you want to include offensive vulne
########### Tuning vars which cannot be set by a cmd line switch. Use instead e.g "HEADER_MAXSLEEP=10 ./testssl.sh <your_args_here>"
#
EXPERIMENTAL=${EXPERIMENTAL:-false}
PROXY_WAIT=${PROXY_WAIT:-20} # waiting at max 20 seconds for socket reply through proxy
HEADER_MAXSLEEP=${HEADER_MAXSLEEP:-5} # we wait this long before killing the process to retrieve a service banner / http header
MAX_SOCKET_FAIL=${MAX_SOCKET_FAIL:-2} # If this many failures for TCP socket connects are reached we terminate
MAX_OSSL_FAIL=${MAX_OSSL_FAIL:-2} # If this many failures for s_client connects are reached we terminate
@ -242,8 +243,8 @@ HPKP_MIN=${HPKP_MIN:-30} # >=30 days should be ok for HPKP_MIN, p
HPKP_MIN=$((HPKP_MIN * 86400)) # correct to seconds
DAYS2WARN1=${DAYS2WARN1:-60} # days to warn before cert expires, threshold 1
DAYS2WARN2=${DAYS2WARN2:-30} # days to warn before cert expires, threshold 2
VULN_THRESHLD=${VULN_THRESHLD:-1} # if vulnerabilities to check >$VULN_THRESHLD we DON'T show a separate header line in the output each vuln. check
DNS_VIA_PROXY=${DNS_VIA_PROXY:-false} # don't do DNS lookups via proxy. --ip=proxy reverses this
pVULN_THRESHLD=${VULN_THRESHLD:-1} # if vulnerabilities to check >$VULN_THRESHLD we DON'T show a separate header line in the output each vuln. check
DNS_VIA_PROXY=${DNS_VIA_PROXY:-true} # do DNS lookups via proxy. --ip=proxy reverses this
UNBRACKTD_IPV6=${UNBRACKTD_IPV6:-false} # some versions of OpenSSL (like Gentoo) don't support [bracketed] IPv6 addresses
NO_ENGINE=${NO_ENGINE:-false} # if there are problems finding the (external) openssl engine set this to true
declare -r CLIENT_MIN_PFS=5 # number of ciphers needed to run a test for PFS
@ -1398,28 +1399,67 @@ filter_input() {
# Dl's any URL (arg1) via HTTP 1.1 GET from port 80, arg2: file to store http body.
# Proxy is not honored yet (see cmd line switches) -- except when using curl or wget.
# There the environment variable is used automatically
#
# Currently it is being used by check_revocation_crl() only.
http_get() {
local proto z
local node="" query=""
local dl="$2"
local useragent="$UA_STD"
local proxy_arg=""
local jsonID="http_get"
"$SNEAKY" && useragent="$UA_SNEAKY"
# automatically handles proxy vars via ENV
if type -p curl &>/dev/null; then
curl -s -A $''"$useragent"'' -o $dl "$1"
if [[ -z "$PROXY" ]]; then
curl -s --noproxy '*' -A $''"$useragent"'' -o $dl "$1"
else
# for the sake of simplicity assume the proxy is using http
curl -s -x $PROXYIP:$PROXYPORT -A $''"$useragent"'' -o $dl "$1"
fi
return $?
elif type -p wget &>/dev/null; then
wget -q -U $''"$useragent"'' -O $dl "$1"
# wget has no proxy command line. We need to use http_proxy instead. And for the sake of simplicity
# assume the GET protocol we query is using http -- http_proxy is the $ENV not for the connection TO
# the proxy, but for the protocol we query THROUGH the proxy
if [[ -z "$PROXY" ]]; then
wget --no-proxy -q -U $''"$useragent"'' -O $dl "$1"
else
if [[ -z "$http_proxy" ]]; then
http_proxy=http://$PROXYIP:$PROXYPORT wget -q -U $''"$useragent"'' -O $dl "$1"
else
wget -q -U $''"$useragent"'' -O $dl "$1"
fi
fi
return $?
else
# Worst option: slower and hiccups with chunked transfers. Workround for the latter is HTTP/1.0
# Worst option: slower and hiccups with chunked transfers. Workround for the
# latter is using HTTP/1.0. We do not support https here, yet.
# First the URL will be split
IFS=/ read -r proto z node query <<< "$1"
exec 33<>/dev/tcp/$node/80
printf -- "%b" "GET /$query HTTP/1.0\r\nUser-Agent: $useragent\r\nHost: $node\r\nAccept: */*\r\n\r\n" >&33
# strip HTTP header (
proto=${proto%:}
if [[ "$proto" != http ]]; then
pr_warning "protocol $proto not supported yet"
fileout "$jsonID" "DEBUG" "protocol $proto not supported yet"
return 6
fi
if [[ -n $PROXY ]]; then
# PROXYNODE works better than PROXYIP on modern versions of squid. \
# We don't reuse the code in fd_socket() as there's initial CONNECT which makes problems
if ! exec 33<> /dev/tcp/${PROXYNODE}/${PROXYPORT}; then
outln
pr_warning "$PROG_NAME: unable to open a socket to proxy $PROXYNODE:$PROXYPORT"
fileout "$jsonID" "DEBUG" "$PROG_NAME: unable to open a socket to proxy $PROXYNODE:$PROXYPORT"
return 6
else
printf -- "%b" "GET $proto://$node/$query HTTP/1.0\r\nUser-Agent: $useragent\r\nHost: $node\r\nAccept: */*\r\n\r\n" >&33
fi
else
IFS=/ read -r proto z node query <<< "$1"
exec 33<>/dev/tcp/$node/80
printf -- "%b" "GET /$query HTTP/1.0\r\nUser-Agent: $useragent\r\nHost: $node\r\nAccept: */*\r\n\r\n" >&33
fi
# Strip HTTP header. When in Debug Mode we leave the raw data in place
if [[ $DEBUG -ge 1 ]]; then
cat <&33 >${dl}.raw
cat ${dl}.raw | sed '1,/^[[:space:]]*$/d' >${dl}
@ -1427,6 +1467,7 @@ http_get() {
cat <&33 | sed '1,/^[[:space:]]*$/d' >${dl}
fi
exec 33<&-
exec 33>&-
[[ -s "$dl" ]] && return 0 || return 1
fi
}
@ -1439,6 +1480,7 @@ ldap_get() {
local jsonID="$3"
if type -p curl &>/dev/null; then
# proxy handling?
ldif="$(curl -s "$crl")"
[[ $? -eq 0 ]] || return 1
awk '/certificateRevocationList/ { print $2 }' <<< "$ldif" | $OPENSSL base64 -d -A -out "$tmpfile" 2>/dev/null
@ -1474,6 +1516,7 @@ check_revocation_crl() {
if [[ $success -eq 2 ]]; then
return 0
elif [[ $success -ne 0 ]]; then
out ", "
pr_warning "retrieval of \"$crl\" failed"
fileout "$jsonID" "WARN" "CRL retrieval from $crl failed"
return 1
@ -1529,9 +1572,9 @@ check_revocation_ocsp() {
grep -q "\-\-\-\-\-BEGIN CERTIFICATE\-\-\-\-\-" $TEMPDIR/intermediatecerts.pem || return 0
tmpfile=$TEMPDIR/${NODE}-${NODEIP}.${uri##*\/} || exit $ERR_FCREATE
if [[ -n "$stapled_response" ]]; then
> "$TEMPDIR/stabled_ocsp_response.dd"
asciihex_to_binary_file "$stapled_response" "$TEMPDIR/stabled_ocsp_response.dd"
$OPENSSL ocsp -no_nonce -respin "$TEMPDIR/stabled_ocsp_response.dd" \
> "$TEMPDIR/stapled_ocsp_response.dd"
asciihex_to_binary_file "$stapled_response" "$TEMPDIR/stapled_ocsp_response.dd"
$OPENSSL ocsp -no_nonce -respin "$TEMPDIR/stapled_ocsp_response.dd" \
-issuer $TEMPDIR/hostcert_issuer.pem -verify_other $TEMPDIR/intermediatecerts.pem \
-CAfile <(cat $ADDITIONAL_CA_FILES "$GOOD_CA_BUNDLE") -cert $HOSTCERT -text &> "$tmpfile"
else
@ -1732,26 +1775,26 @@ s_client_options() {
# any TLSv1.3 ciphers, then the command will always fail. So, if $OPENSSL supports
# TLSv1.3 and a cipher list is provided, but no protocol is specified, then add
# -no_tls1_3 if no TLSv1.3 ciphers are provided.
if "$HAS_TLS13" && [[ "$ciphers" != "notpresent" ]] && \
( [[ "$tls13_ciphers" == "notpresent" ]] || [[ -z "$tls13_ciphers" ]] ) && \
if "$HAS_TLS13" && [[ "$ciphers" != notpresent ]] && \
( [[ "$tls13_ciphers" == notpresent ]] || [[ -z "$tls13_ciphers" ]] ) && \
[[ ! " $options " =~ \ -ssl[2|3]\ ]] && \
[[ ! " $options " =~ \ -tls1\ ]] && \
[[ ! " $options " =~ \ -tls1_[1|2|3]\ ]]; then
options+=" -no_tls1_3"
fi
if [[ "$ciphers" != "notpresent" ]] || [[ "$tls13_ciphers" != "notpresent" ]]; then
if [[ "$ciphers" != notpresent ]] || [[ "$tls13_ciphers" != notpresent ]]; then
if ! "$HAS_CIPHERSUITES"; then
[[ "$ciphers" == "notpresent" ]] && ciphers=""
[[ "$tls13_ciphers" == "notpresent" ]] && tls13_ciphers=""
[[ "$ciphers" == notpresent ]] && ciphers=""
[[ "$tls13_ciphers" == notpresent ]] && tls13_ciphers=""
[[ -n "$ciphers" ]] && [[ -n "$tls13_ciphers" ]] && ciphers=":$ciphers"
ciphers="$tls13_ciphers$ciphers"
options+=" -cipher $ciphers"
else
if [[ "$ciphers" != "notpresent" ]] && [[ -n "$ciphers" ]]; then
if [[ "$ciphers" != notpresent ]] && [[ -n "$ciphers" ]]; then
options+=" -cipher $ciphers"
fi
if [[ "$tls13_ciphers" != "notpresent" ]] && [[ -n "$tls13_ciphers" ]]; then
if [[ "$tls13_ciphers" != notpresent ]] && [[ -n "$tls13_ciphers" ]]; then
options+=" -ciphersuites $tls13_ciphers"
fi
fi
@ -8915,34 +8958,41 @@ starttls_mysql_dialog() {
return $ret
}
# arg for a fd doesn't work here
# arg1: fd for socket -- which we don't use as it is a hassle and it is not clear whether it works under every bash version
#
fd_socket() {
local jabber=""
local proyxline=""
local nodeip="$(tr -d '[]' <<< $NODEIP)" # sockets do not need the square brackets we have of IPv6 addresses
# we just need do it here, that's all!
if [[ -n "$PROXY" ]]; then
if ! exec 5<> /dev/tcp/${PROXYIP}/${PROXYPORT}; then
# PROXYNODE works better than PROXYIP on modern versions of squid
if ! exec 5<> /dev/tcp/${PROXYNODE}/${PROXYPORT}; then
outln
pr_warning "$PROG_NAME: unable to open a socket to proxy $PROXYIP:$PROXYPORT"
pr_warning "$PROG_NAME: unable to open a socket to proxy $PROXYNODE:$PROXYPORT"
return 6
fi
if "$DNS_VIA_PROXY"; then
echo -e "CONNECT $NODE:$PORT HTTP/1.0\n" >&5
printf -- "%b" "CONNECT $NODE:$PORT HTTP/1.0\n\n" >&5
else
echo -e "CONNECT $nodeip:$PORT HTTP/1.0\n" >&5
printf -- "%b" "CONNECT $nodeip:$PORT HTTP/1.0\n\n" >&5
fi
while true ; do
read -r proyxline <&5
if [[ "${proyxline%/*}" == "HTTP" ]]; then
while true; do
read -t $PROXY_WAIT -r proyxline <&5
if [[ $? -ge 128 ]]; then
pr_warning "Proxy timed out. Unable to CONNECT via proxy. "
close_socket
return 6
elif [[ "${proyxline%/*}" == HTTP ]]; then
proyxline=${proyxline#* }
if [[ "${proyxline%% *}" != "200" ]]; then
if [[ "${proyxline%% *}" != 200 ]]; then
pr_warning "Unable to CONNECT via proxy. "
[[ "$PORT" != 443 ]] && prln_warning "Check whether your proxy supports port $PORT and the underlying protocol."
close_socket
return 6
fi
fi
if [[ "$proyxline" == $'\r' ]]; then
if [[ "$proyxline" == $'\r' ]] || [[ -z "$proyxline" ]] ; then
break
fi
done
@ -15364,7 +15414,7 @@ tuning / connect options (most also can be preset via environment variables):
--assume-http if protocol check fails it assumes HTTP protocol and enforces HTTP checks
--ssl-native fallback to checks with OpenSSL where sockets are normally used
--openssl <PATH> use this openssl binary (default: look in \$PATH, \$RUN_DIR of $PROG_NAME)
--proxy <host:port|auto> connect via the specified HTTP proxy, auto: autodetermination from \$env (\$http(s)_proxy)
--proxy <host:port|auto> (experimental) proxy connects via <host:port>, auto: values from \$env (\$http(s)_proxy)
-6 also use IPv6. Works only with supporting OpenSSL version and IPv6 connectivity
--ip <ip> a) tests the supplied <ip> v4 or v6 address instead of resolving host(s) in URI
b) arg "one" means: just test the first DNS returns (useful for multiple IPs)
@ -15455,7 +15505,6 @@ OSSL_VER_PLATFORM: $OSSL_VER_PLATFORM
OPENSSL_NR_CIPHERS: $OPENSSL_NR_CIPHERS
OPENSSL_CONF: $OPENSSL_CONF
OSSL_SUPPORTED_CURVES: $OSSL_SUPPORTED_CURVES
HAS_IPv6: $HAS_IPv6
@ -15842,6 +15891,11 @@ get_a_record() {
local saved_openssl_conf="$OPENSSL_CONF"
[[ "$NODNS" == none ]] && return 0 # if no DNS lookup was instructed, leave here
if [[ "$1" == localhost ]]; then
# This is a bit ugly but prevents from doing DNS lookups which could fail
echo 127.0.0.1
return 0
fi
OPENSSL_CONF="" # see https://github.com/drwetter/testssl.sh/issues/134
check_resolver_bins
if [[ "$NODE" == *.local ]]; then
@ -16128,7 +16182,7 @@ check_proxy() {
fi
# strip off http/https part if supplied:
PROXY="${PROXY/http\:\/\//}"
PROXY="${PROXY/https\:\/\//}"
PROXY="${PROXY/https\:\/\//}" # this shouldn't be needed
PROXYNODE="${PROXY%:*}"
PROXYPORT="${PROXY#*:}"
is_number "$PROXYPORT" || fatal "Proxy port cannot be determined from \"$PROXY\"" $ERR_CMDLINE
@ -16278,7 +16332,7 @@ determine_service() {
local ua
local protocol
if ! fd_socket; then # check if we can connect to $NODEIP:$PORT
if ! fd_socket 5; then # check if we can connect to $NODEIP:$PORT
if [[ -n "$PROXY" ]]; then
fatal "You're sure $PROXYNODE:$PROXYPORT allows tunneling here? Can't connect to \"$NODEIP:$PORT\"" $ERR_CONNECT
else