mirror of
https://github.com/mozilla/cipherscan.git
synced 2024-11-22 06:13:42 +01:00
ask for OCSP stapling by default
for now, no option to disable
This commit is contained in:
Hubert Kario
parent
0777682aa6
commit
4e94d95bd8
26
cipherscan
26
cipherscan
@ -77,6 +77,13 @@ test_cipher_on_target() {
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do
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debug echo \"Q\" \| $sslcommand $tls_version
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local tmp=$(echo "Q" | $sslcommand $tls_version 1>/dev/stdout 2>/dev/null)
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if grep 'OCSP Response Data' <<<"$tmp" >/dev/null; then
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current_ocspstaple="True"
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else
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current_ocspstaple="False"
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fi
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# filter out the OCSP server certificate
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tmp=$(awk 'BEGIN { pr="yes" } /^======================================/ { if ( pr=="yes" ) pr="no"; else pr="yes" } { if ( pr == "yes" ) print }' <<<"$tmp")
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current_cipher=$(grep "New, " <<<"$tmp"|awk '{print $5}')
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current_pfs=$(grep 'Server Temp Key' <<<"$tmp"|awk '{print $4$5$6$7}')
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current_protocol=$(egrep "^\s+Protocol\s+:" <<<"$tmp"|awk '{print $3}')
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@ -122,6 +129,7 @@ test_cipher_on_target() {
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sigalg=$current_sigalg
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trusted=$current_trusted
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tickethint=$current_tickethint
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ocspstaple=$current_ocspstaple
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# grab the cipher and PFS key size
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done
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# if cipher is empty, that means none of the TLS version worked with
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@ -133,13 +141,13 @@ test_cipher_on_target() {
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# if cipher contains NONE, the cipher wasn't accepted
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elif [ "$cipher" == '(NONE) ' ]; then
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result="$cipher $protocols $pubkey $sigalg $trusted $tickethint $pfs"
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result="$cipher $protocols $pubkey $sigalg $trusted $tickethint $ocspstaple $pfs"
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verbose "handshake failed, server returned ciphersuite '$result'"
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return 1
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# the connection succeeded
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else
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result="$cipher $protocols $pubkey $sigalg $trusted $tickethint $pfs"
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result="$cipher $protocols $pubkey $sigalg $trusted $tickethint $ocspstaple $pfs"
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verbose "handshake succeeded, server returned ciphersuite '$result'"
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return 0
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fi
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@ -173,9 +181,9 @@ get_cipher_pref() {
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[ "$OUTPUTFORMAT" == "terminal" ] && [ $DEBUG -lt 1 ] && echo -n '.'
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local ciphersuite="$1"
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if [ -e $CACERTS ]; then
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local sslcommand="timeout $TIMEOUT $OPENSSLBIN s_client -CAfile $CACERTS $SCLIENTARGS -connect $TARGET -cipher $ciphersuite"
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local sslcommand="timeout $TIMEOUT $OPENSSLBIN s_client -CAfile $CACERTS -status $SCLIENTARGS -connect $TARGET -cipher $ciphersuite"
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else
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local sslcommand="timeout $TIMEOUT $OPENSSLBIN s_client $SCLIENTARGS -connect $TARGET -cipher $ciphersuite"
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local sslcommand="timeout $TIMEOUT $OPENSSLBIN s_client -status $SCLIENTARGS -connect $TARGET -cipher $ciphersuite"
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fi
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verbose "Connecting to '$TARGET' with ciphersuite '$ciphersuite'"
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test_cipher_on_target "$sslcommand"
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@ -198,6 +206,7 @@ display_results_in_terminal() {
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local sigalg
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local trusted
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local tickethint
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local ocspstaple
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local different=False
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for cipher in "${cipherspref[@]}"; do
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pciph=$(echo $cipher|awk '{print $1}')
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@ -212,6 +221,7 @@ display_results_in_terminal() {
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sigalg=$(awk '{print $4}' <<<$cipher)
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trusted=$(awk '{print $5}' <<<$cipher)
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tickethint=$(awk '{print $6}' <<<$cipher)
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ocspstaple=$(awk '{print $7}' <<<$cipher)
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else
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if [ "$pubkey" != "$(awk '{print $3}' <<<$cipher)" ]; then
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different=True
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@ -265,6 +275,11 @@ display_results_in_terminal() {
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fi
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echo "TLS ticket lifetime hint: $tickethint"
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fi
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if [[ $ocspstaple == "True" ]]; then
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echo "OCSP stapling: supported"
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else
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echo "OCSP stapling: not supported"
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fi
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}
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@ -280,7 +295,8 @@ display_results_in_json() {
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echo -n "\"sigalg\":[\"$(echo $cipher|awk '{print $4}'|sed 's/,/","/g')\"],"
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echo -n "\"trusted\":\"$(echo $cipher|awk '{print $5}'|sed 's/,/","/g')\","
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echo -n "\"ticket_hint\":\"$(echo $cipher|awk '{print $6}')\","
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pfs=$(echo $cipher|awk '{print $7}')
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echo -n "\"ocsp_stapling\":\"$(echo $cipher|awk '{print $7}')\","
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pfs=$(echo $cipher|awk '{print $8}')
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[ "$pfs" == "" ] && pfs="None"
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echo -n "\"pfs\":\"$pfs\"}"
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ctr=$((ctr+1))
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@ -18,6 +18,7 @@ handshakestats = defaultdict(int)
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keysize = defaultdict(int)
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sigalg = defaultdict(int)
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tickethint = defaultdict(int)
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ocspstaple = defaultdict(int)
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dsarsastack = 0
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total = 0
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for r,d,flist in os.walk(path):
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@ -49,6 +50,7 @@ for r,d,flist in os.walk(path):
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dualstack = False
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ECDSA = False
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trusted = False
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ocsp_stapling = False
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""" process the file """
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f_abs = os.path.join(r,f)
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@ -132,6 +134,12 @@ for r,d,flist in os.walk(path):
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""" save tls ticket hint """
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tempticketstats[entry['ticket_hint']] = 1
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""" check if OCSP stapling is supported """
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if entry['ocsp_stapling'] == 'True':
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ocsp_stapling=True
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else:
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ocsp_stapling=False
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""" store the versions of TLS supported """
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for protocol in entry['protocols']:
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if protocol == 'SSLv2':
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@ -180,6 +188,11 @@ for r,d,flist in os.walk(path):
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for s in tempticketstats:
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tickethint[s] += 1
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if ocsp_stapling:
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ocspstaple['Supported'] += 1
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else:
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ocspstaple['Unsupported'] += 1
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""" store cipher stats """
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if AESGCM:
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cipherstats['AES-GCM'] += 1
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@ -304,6 +317,12 @@ for stat in sorted(keysize):
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sys.stdout.write("RSA/ECDSA Dual Stack".ljust(25) + " " + str(dsarsastack).ljust(10) + str(round(dsarsastack/total * 100, 4)) + "\n")
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print("\nOCSP stapling Count Percent ")
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print("-------------------------+---------+--------")
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for stat in sorted(ocspstaple):
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percent = round(ocspstaple[stat] / total * 100, 4)
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sys.stdout.write(stat.ljust(25) + " " + str(ocspstaple[stat]).ljust(10) + str(percent).ljust(9) + "\n")
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print("\nSupported Protocols Count Percent")
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print("-------------------------+---------+-------")
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for stat in sorted(protocolstats):
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