Versions (3)
Version DetailsCurrent
Rev: 1 • Mar 2, 2016, 12:00 PMET POLICY Possible SSLv2 Negotiation in Progress Client Master Key SSL2_DES_64_CBC_WITH_MD5
alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY Possible SSLv2 Negotiation in Progress Client Master Key SSL2_DES_64_CBC_WITH_MD5"; flow:to_server,established; flowbits:isset,SSlv2.ServerHello; content:"|02 06 00 40|"; offset:2; depth:4; threshold:type limit, count 1, seconds 600, track by_dst; reference:url,drownattack.com/drown-attack-paper.pdf; classtype:policy-violation; sid:2022588; rev:1; metadata:created_at 2016_03_02, confidence Medium, signature_severity Informational, updated_at 2019_07_26;)
Mar 2, 2016, 12:00 PM
Jul 26, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-policy.rules