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cipherscan
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Improve output of curves

This commit is contained in:
Julien Vehent 2015-04-01 11:18:31 -04:00
parent cc014f085d
commit c90e5c59d7
1 changed files with 32 additions and 14 deletions
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cipherscan
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@ -62,6 +62,7 @@ TIMEOUT=30
CAPATH=""
SAVECRT=""
TEST_CURVES="False"
has_curves="False"
unset known_certs
declare -A known_certs
unset cert_checksums
@ -446,23 +447,24 @@ test_cipher_on_target() {
# if cipher contains NONE, the cipher wasn't accepted
elif [ "$cipher" == '(NONE) ' ]; then
result="$cipher $protocols $pubkey $sigalg $trusted $tickethint $ocspstaple $pfs $curves_ordering"
result="$cipher $protocols $pubkey $sigalg $trusted $tickethint $ocspstaple $pfs $current_curves $curves_ordering"
verbose "handshake failed, server returned ciphersuite '$result'"
return 1
# the connection succeeded
else
current_curves="None"
# if pfs uses ECDH, test supported curves
if [[ $pfs =~ ECDH ]]; then
has_curves="True"
if [ $TEST_CURVES == "True" ]; then
test_ecc_curves
pfs=$current_curves
else
# resolve the openssl curve to the proper IANA name
pfs="$(get_curve_name $(echo $pfs|cut -d ',' -f2))"
current_curves="$(get_curve_name $(echo $pfs|cut -d ',' -f2))"
fi
fi
result="$cipher $protocols $pubkey $sigalg $trusted $tickethint $ocspstaple $pfs $curves_ordering"
result="$cipher $protocols $pubkey $sigalg $trusted $tickethint $ocspstaple $pfs $current_curves $curves_ordering"
verbose "handshake succeeded, server returned ciphersuite '$result'"
return 0
fi
@ -523,6 +525,7 @@ display_results_in_terminal() {
local trusted
local tickethint
local ocspstaple
local curvesordering
local different=False
echo "Target: $TARGET"; echo
for cipher in "${cipherspref[@]}"; do
@ -541,6 +544,9 @@ display_results_in_terminal() {
trusted="${cipher_data[4]}"
tickethint="${cipher_data[5]}"
ocspstaple="${cipher_data[6]}"
if [[ $TEST_CURVES == "True" && "${cipher_data[9]}" != "" ]]; then
curvesordering="${cipher_data[9]}"
fi
else
if [ "$pubkey" != "${cipher_data[2]}" ]; then
different=True
@ -557,6 +563,12 @@ display_results_in_terminal() {
if [ "$ocspstaple" != "${cipher_data[6]}" ]; then
different=True
fi
if [[ "$curvesordering" == "" && "${cipher_data[9]}" != "" ]]; then
curvesordering="${cipher_data[9]}"
fi
if [[ "$curvesordering" != "" && "$curvesordering" != "${cipher_data[9]}" ]]; then
different=True
fi
fi
results=("${results[@]}" "$r")
ctr=$((ctr+1))
@ -564,14 +576,17 @@ display_results_in_terminal() {
header="prio ciphersuite protocols"
if [ $different == "True" ]; then
header="$header pubkey_size signature_algoritm trusted ticket_hint ocsp_staple"
header+=" pubkey_size signature_algoritm trusted ticket_hint ocsp_staple"
fi
header="$header pfs"
if [ $TEST_CURVES == "True" ]; then
header="$header curves_ordering"
header+=" pfs"
if [ $has_curves == "True" ]; then
header+=" curves"
if [[ $TEST_CURVES == "True" && $different == "True" ]]; then
header+=" curves_ordering"
fi
fi
if [ $DOBENCHMARK -eq 1 ]; then
header="$header avg_handshake_microsec"
header+=" avg_handshake_microsec"
fi
ctr=0
for result in "${results[@]}"; do
@ -583,7 +598,7 @@ display_results_in_terminal() {
echo $result|grep -v '(NONE)'
else
# prints priority, ciphersuite, protocols and pfs
awk '!/(NONE)/{print $1 " " $2 " " $3 " " $9}' <<<"$result"
awk '!/(NONE)/{print $1 " " $2 " " $3 " " $9 " " $10}' <<<"$result"
fi
done|column -t
echo
@ -601,9 +616,12 @@ display_results_in_terminal() {
echo "OCSP stapling: not supported"
fi
if [[ $serverside == "True" ]]; then
echo "Server side cipher ordering"
echo "Cipher ordering: server"
else
echo "Client side cipher ordering"
echo "Cipher ordering: client"
fi
if [ $TEST_CURVES == "True" ]; then
echo "Curves ordering: $curvesordering"
fi
}
@ -629,10 +647,10 @@ display_results_in_json() {
echo -n "\"pfs\":\"$pfs\""
if [[ "${cipher_arr[0]}" =~ ECDH ]]; then
echo -n ","
echo -n "\"elliptic_curves\":[\"${pfs//,/\",\"}\"]"
echo -n "\"curves\":[\"${cipher_arr[8]//,/\",\"}\"]"
if [ $TEST_CURVES == "True" ]; then
echo -n ","
echo -n "\"curves_ordering\":\"${cipher_arr[8]}\""
echo -n "\"curves_ordering\":\"${cipher_arr[9]}\""
fi
fi
echo -n "}"