Rule History

alert tcp $HOME_NET [443,465,993,995,25] -> $EXTERNAL_NET any (msg:"ET EXPLOIT SSL excessive fatal alerts (possible POODLE attack against server)"; flow:from_server,established; ssl_version:sslv3; content:"|15 03 00 00|"; depth:4; byte_jump:2,3,post_offset -1; isdataat:!2,relative; threshold:type both, track by_src, count 50, seconds 300; reference:url,blog.fox-it.com/2014/10/15/poodle/; reference:url,www.openssl.org/~bodo/ssl-poodle.pdf; reference:cve,2014-3566; reference:url,askubuntu.com/questions/537196/how-do-i-patch-workaround-sslv3-poodle-vulnerability-cve-2014-3566; reference:url,www.imperialviolet.org/2014/10/14/poodle.html; classtype:attempted-recon; sid:2019418; rev:7; metadata:created_at 2014_10_15, deprecation_reason Age, confidence Low, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_19;)