LittleNellie/cipherscan
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Merge branch 'master' of github.com:jvehent/cipherscan

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This commit is contained in:
Julien Vehent 2014-05-20 08:52:09 -04:00
commit b69863c5c5
1 changed files with 8 additions and 7 deletions
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cipherscan
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@ -18,6 +18,7 @@ VERBOSE=0
DELAY=0 DELAY=0
ALLCIPHERS=0 ALLCIPHERS=0
OUTPUTFORMAT="terminal" OUTPUTFORMAT="terminal"
TIMEOUT=10
usage() { usage() {
@ -71,8 +72,8 @@ test_cipher_on_target() {
previous_cipher="" previous_cipher=""
for tls_version in "-ssl2" "-ssl3" "-tls1" "-tls1_1" "-tls1_2" for tls_version in "-ssl2" "-ssl3" "-tls1" "-tls1_1" "-tls1_2"
do do
debug echo \"quit\\n\" \| $sslcommand $tls_version debug echo \"Q\" \| $sslcommand $tls_version
local tmp=$(echo "quit\n" | $sslcommand $tls_version 1>/dev/stdout 2>/dev/null) local tmp=$(echo "Q" | $sslcommand $tls_version 1>/dev/stdout 2>/dev/null)
current_cipher=$(grep "New, " <<<"$tmp"|awk '{print $5}') current_cipher=$(grep "New, " <<<"$tmp"|awk '{print $5}')
current_pfs=$(grep 'Server Temp Key' <<<"$tmp"|awk '{print $4$5$6$7}') current_pfs=$(grep 'Server Temp Key' <<<"$tmp"|awk '{print $4$5$6$7}')
current_protocol=$(egrep "^\s+Protocol\s+:" <<<"$tmp"|awk '{print $3}') current_protocol=$(egrep "^\s+Protocol\s+:" <<<"$tmp"|awk '{print $3}')
@ -140,12 +141,12 @@ test_cipher_on_target() {
# Calculate the average handshake time for a specific ciphersuite # Calculate the average handshake time for a specific ciphersuite
bench_cipher() { bench_cipher() {
local ciphersuite="$1" local ciphersuite="$1"
local sslcommand="$OPENSSLBIN s_client $SCLIENTARGS -connect $TARGET -cipher $ciphersuite" local sslcommand="timeout $TIMEOUT $OPENSSLBIN s_client $SCLIENTARGS -connect $TARGET -cipher $ciphersuite"
local t="$(date +%s%N)" local t="$(date +%s%N)"
verbose "Benchmarking handshake on '$TARGET' with ciphersuite '$ciphersuite'" verbose "Benchmarking handshake on '$TARGET' with ciphersuite '$ciphersuite'"
for i in $(seq 1 $BENCHMARKITER); do for i in $(seq 1 $BENCHMARKITER); do
debug Connection $i debug Connection $i
(echo "quit\n" | $sslcommand 2>/dev/null 1>/dev/null) (echo "Q" | $sslcommand 2>/dev/null 1>/dev/null)
if [ $? -gt 0 ]; then if [ $? -gt 0 ]; then
break break
fi fi
@ -164,9 +165,9 @@ get_cipher_pref() {
[ "$OUTPUTFORMAT" == "terminal" ] && [ $DEBUG -lt 1 ] && echo -n '.' [ "$OUTPUTFORMAT" == "terminal" ] && [ $DEBUG -lt 1 ] && echo -n '.'
local ciphersuite="$1" local ciphersuite="$1"
if [ -e $CACERTS ]; then if [ -e $CACERTS ]; then
local sslcommand="$OPENSSLBIN s_client -CAfile $CACERTS $SCLIENTARGS -connect $TARGET -cipher $ciphersuite" local sslcommand="timeout $TIMEOUT $OPENSSLBIN s_client -CAfile $CACERTS $SCLIENTARGS -connect $TARGET -cipher $ciphersuite"
else else
local sslcommand="$OPENSSLBIN s_client $SCLIENTARGS -connect $TARGET -cipher $ciphersuite" local sslcommand="timeout $TIMEOUT $OPENSSLBIN s_client $SCLIENTARGS -connect $TARGET -cipher $ciphersuite"
fi fi
verbose "Connecting to '$TARGET' with ciphersuite '$ciphersuite'" verbose "Connecting to '$TARGET' with ciphersuite '$ciphersuite'"
test_cipher_on_target "$sslcommand" test_cipher_on_target "$sslcommand"
@ -368,7 +369,7 @@ if [ $ALLCIPHERS -gt 0 ]; then
echo; echo "All accepted ciphersuites" echo; echo "All accepted ciphersuites"
for c in $($OPENSSLBIN ciphers -v ALL:COMPLEMENTOFALL 2>/dev/null |awk '{print $1}'|sort|uniq); do for c in $($OPENSSLBIN ciphers -v ALL:COMPLEMENTOFALL 2>/dev/null |awk '{print $1}'|sort|uniq); do
r="fail" r="fail"
osslcommand="$OPENSSLBIN s_client $SCLIENTARGS -connect $TARGET -cipher $c" osslcommand="timeout $TIMEOUT $OPENSSLBIN s_client $SCLIENTARGS -connect $TARGET -cipher $c"
test_cipher_on_target "$osslcommand" test_cipher_on_target "$osslcommand"
if [ $? -eq 0 ]; then if [ $? -eq 0 ]; then
r="pass" r="pass"