ET EXPLOIT Possible Apache log4j Uncontrolled Recursion Lookup (CVE-2021-45105)

7.0.35.0SID: 2034839Rev: 1Enabled10 views
Sourceet/open
Fileemerging-exploit.rules
CreatedDecember 22, 2021
UpdatedDecember 22, 2021
Classificationattempted-admin
alert tcp any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT Possible Apache log4j Uncontrolled Recursion Lookup (CVE-2021-45105)"; flow:established,to_server; stream_size:client,<,10000; content:"|24 7b 24 7b 3a 3a 2d 24 7b 3a 3a 2d 24 24 7b 3a 3a 2d|"; fast_pattern; content:"|7d 7d 7d 7d|"; distance:0; within:6; reference:cve,2021-45105; classtype:attempted-admin; sid:2034839; rev:1; metadata:created_at 2021_12_22, cve CVE_2021_45105, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_12_22, reviewed_at 2024_05_07;)

References

cve2021-45105

Metadata

created at2021_12_22
confidenceMedium
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2021_12_22
reviewed at2024_05_07

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