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Finalized SMTP

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* addressed open issues from previous commit
* defined a cmd line switch

ToDos:
* help()
* POP
* IMAP
This commit is contained in:
Dirk Wetter 2020-08-28 18:25:51 +02:00
parent 6c966a5a7f
commit 32b5219206
1 changed files with 22 additions and 16 deletions
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38
testssl.sh
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@ -17761,7 +17761,6 @@ run_rc4() {
prln_svrty_good "no RC4 ciphers detected (OK)"
fileout "$jsonID" "OK" "not vulnerable" "$cve" "$cwe"
fi
outln
"$using_sockets" && HAS_DH_BITS="$has_dh_bits"
tmpfile_handle ${FUNCNAME[0]}.txt
@ -17789,11 +17788,13 @@ run_tls_truncation() {
run_starttls_injection() {
local uds=""
local openssl_bin=""
local -i socat_pid=424242
local cve=""
local cwe="CWE-74"
local hint=""
local jsonID="starttls_injection"
local uds=""
[[ -z "$STARTTLS" ]] && return 0
@ -17812,16 +17813,23 @@ run_starttls_injection() {
pr_headlineln " Checking for STARTTLS injection "
outln
fi
pr_bold " STARTTLS injection" ; out " "
pr_bold " STARTTLS injection" ; out " (experimental) "
uds=$TEMPDIR/uds
fd_socket 5 "EHLO google.com"
socat FD:5 UNIX-LISTEN:$uds &
# normally the interesting fallback is in fd2:
openssl s_client -unix $uds >$TMPFILE 2>&1 &
# FIXME: should be some OPENSSL
$SOCAT FD:5 UNIX-LISTEN:$uds &
socat_pid=$!
if "$HAS_UDS"; then
openssl_bin=$OPENSSL
else
openssl_bin=$OPENSSL2
fi
# normally the interesting fallback we grep later for is in fd2 but we'll catch all here
$openssl_bin s_client -unix $uds >$TMPFILE 2>&1 &
sleep 1
kill $socat_pid
[[ "$DEBUG" -ge 4 ]] && cat $TMPFILE
if grep -Eqa '^250-|^503 ' $TMPFILE; then
out "likely "
@ -17831,15 +17839,9 @@ run_starttls_injection() {
prln_svrty_good "not vulnerable (OK)"
fileout "$jsonID" "OK" "not vulnerable" "$cve" "$cwe"
fi
outln
exit 0
outln "\n"
tmpfile_handle ${FUNCNAME[0]}.txt
return 0
}
@ -21595,6 +21597,10 @@ parse_cmd_line() {
do_rc4=true
let "VULN_COUNT++"
;;
-SI|--SI|--starttls[-_]injection)
do_starttls_injection=true
let "VULN_COUNT++"
;;
-f|--fs|--nsa|--forward-secrecy)
do_fs=true
;;
@ -22084,8 +22090,6 @@ lets_roll() {
fileout_section_header $section_number true && ((section_number++))
"$do_starttls_injection" && { run_starttls_injection; ret=$(($? + ret)); stopwatch run_starttls_injection; }
"$do_heartbleed" && { run_heartbleed; ret=$(($? + ret)); stopwatch run_heartbleed; }
"$do_ccs_injection" && { run_ccs_injection; ret=$(($? + ret)); stopwatch run_ccs_injection; }
"$do_ticketbleed" && { run_ticketbleed; ret=$(($? + ret)); stopwatch run_ticketbleed; }
@ -22102,6 +22106,8 @@ lets_roll() {
"$do_beast" && { run_beast; ret=$(($? + ret)); stopwatch run_beast; }
"$do_lucky13" && { run_lucky13; ret=$(($? + ret)); stopwatch run_lucky13; }
"$do_rc4" && { run_rc4; ret=$(($? + ret)); stopwatch run_rc4; }
"$do_starttls_injection" && { run_starttls_injection; ret=$(($? + ret)); stopwatch run_starttls_injection; }
outln
fileout_section_header $section_number true && ((section_number++))
"$do_allciphers" && { run_allciphers; ret=$(($? + ret)); stopwatch run_allciphers; }