ET EXPLOIT Exim4 UAF Attempt (BDAT with non-printable chars)
Sourceet/open
CreatedNovember 27, 2017
UpdatedJuly 26, 2019
Classificationattempted-admin
alert smtp any any -> $SMTP_SERVERS any (msg:"ET EXPLOIT Exim4 UAF Attempt (BDAT with non-printable chars)"; flow:established,to_server; content:"BDAT"; depth:5; pcre:"/^\s*\d*[^\x20-\x7e\r\n\t]/R"; reference:url,lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html; classtype:attempted-admin; sid:2025063; rev:3; metadata:attack_target SMTP_Server, created_at 2017_11_27, deployment Internal, deployment Datacenter, performance_impact Moderate, confidence High, signature_severity Major, updated_at 2019_07_26;)
Metadata
attack targetSMTP_Server
created at2017_11_27
deploymentDatacenter
performance impactModerate
confidenceHigh
signature severityMajor
updated at2019_07_26
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