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Merge pull request #800 from dcooper16/fix_client_sim_sslv2

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Fix client simulations with SSLv2 ClientHello
This commit is contained in:
Dirk Wetter
2017-07-27 12:58:23 +02:00
committed by GitHub
parent 8b2dfb81c5 f5da066c05
commit 64f6591210
1 changed files with 9 additions and 4 deletions
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13
testssl.sh
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@@ -3438,7 +3438,7 @@ client_simulation_sockets() {
local -i len i ret=0 local -i len i ret=0
local -i save=0 local -i save=0
local lines clienthello data="" local lines clienthello data=""
local cipher_list_2send local cipher_list_2send=""
local sock_reply_file2 sock_reply_file3 local sock_reply_file2 sock_reply_file3
local tls_hello_ascii next_packet hello_done=0 local tls_hello_ascii next_packet hello_done=0
local -i sid_len offset1 offset2 local -i sid_len offset1 offset2
@@ -3463,12 +3463,17 @@ client_simulation_sockets() {
offset2=182+$sid_len offset2=182+$sid_len
len=4*$(hex2dec "${data:offset1:2}${data:offset2:2}")-2 len=4*$(hex2dec "${data:offset1:2}${data:offset2:2}")-2
offset1=186+$sid_len offset1=186+$sid_len
code2network "$(tolower "${data:offset1:len}")" # convert CIPHER_SUITES to a "standardized" format
else else
# Extact list of cipher suites from SSLv2 ClientHello # Extact list of cipher suites from SSLv2 ClientHello
offset1=46 len=2*$(hex2dec "${clienthello:12:2}")
len=4*$(hex2dec "${data:26:2}")-2 for (( i=22; i < 22+len; i=i+6 )); do
offset1=$i+2
offset2=$i+4
[[ "${clienthello:i:2}" == "00" ]] && cipher_list_2send+=", ${clienthello:offset1:2},${clienthello:offset2:2}"
done
code2network "$(tolower "${cipher_list_2send:2}")" # convert CIPHER_SUITES to a "standardized" format
fi fi
code2network "$(tolower "${data:offset1:len}")" # convert CIPHER_SUITES to a "standardized" format
cipher_list_2send="$NW_STR" cipher_list_2send="$NW_STR"
debugme echo -e "\nsending client hello... " debugme echo -e "\nsending client hello... "