ET EXPLOIT Possible TLS HeartBleed Unencrypted Request Method 4 (Inbound to Common SSL Port)
Sourceet/open
CreatedApril 15, 2014
UpdatedAugust 16, 2019
Classificationbad-unknown
alert tcp any any -> $HOME_NET [443,636,989,990,992,993,994,995,5061,25] (msg:"ET EXPLOIT Possible TLS HeartBleed Unencrypted Request Method 4 (Inbound to Common SSL Port)"; flow:established,to_server; content:"|18 03|"; byte_test:1,<,4,0,relative; content:"|00 03 01|"; distance:1; within:3; byte_test:2,>,150,0,relative; isdataat:!18,relative; threshold:type limit,track by_src,count 1,seconds 120; reference:cve,2014-0160; reference:url,blog.inliniac.net/2014/04/08/detecting-openssl-heartbleed-with-suricata/; reference:url,heartbleed.com/; reference:url,blog.fox-it.com/2014/04/08/openssl-heartbleed-bug-live-blog/; classtype:bad-unknown; sid:2018388; rev:3; metadata:created_at 2014_04_15, cve CVE_2014_0160, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_08_16;)
References
Metadata
created at2014_04_15
confidenceMedium
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2019_08_16
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