ET WEB_SERVER Possible CVE-2013-0156 Ruby On Rails XML YAML tag with !ruby

7.0.35.0SID: 2016204Rev: 6Disabled5 views
Sourceet/open
Fileemerging-web_server.rules
CreatedJanuary 12, 2013
UpdatedApril 7, 2024
Classificationweb-application-attack
alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET WEB_SERVER Possible CVE-2013-0156 Ruby On Rails XML YAML tag with !ruby"; flow:established,to_server; http.request_body; content:"|20|type"; nocase; fast_pattern; content:"yaml"; distance:0; nocase; content:"!ruby"; nocase; distance:0; pcre:"/<(?P<tname>[^\s]+)[^>]*?\stype\s*=\s*(?P<q>[\x22\x27])yaml(?P=q)((?!<\/(?P=tname)).+?)!ruby/si"; reference:url,groups.google.com/forum/?hl=en&fromgroups=#!topic/rubyonrails-security/61bkgvnSGTQ; classtype:web-application-attack; sid:2016204; rev:6; metadata:created_at 2013_01_12, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_07;)

References

urlgroups.google.com/forum/?hl=en&fromgroups=#!topic/rubyonrails-security/61bkgvnSGTQ

Metadata

created at2013_01_12
confidenceMedium
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_04_07

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