ET EXPLOIT Possible Apache log4j RCE Attempt (udp nis) (Outbound) (CVE-2021-44228)

SID: 2034793Rev: 21 views
History
Sourceet/open
CreatedDecember 17, 2021
UpdatedDecember 17, 2021
Classificationattempted-admin
alert udp $HOME_NET any -> any any (msg:"ET EXPLOIT Possible Apache log4j RCE Attempt (udp nis) (Outbound) (CVE-2021-44228)"; content:"|24 7b|jndi|3a|nis|3a|"; fast_pattern; reference:cve,2021-44228; classtype:attempted-admin; sid:2034793; rev:2; metadata:attack_target Server, created_at 2021_12_17, cve CVE_2021_44228, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2021_12_17, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)

References

cve2021-44228

Metadata

attack targetServer
created at2021_12_17
deploymentInternal
confidenceMedium
signature severityMajor
tagCISA_KEV
updated at2021_12_17
mitre tactic idTA0001
mitre tactic nameInitial_Access
mitre technique idT1190
mitre technique nameExploit_Public_Facing_Application

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