Rule History

SID: 2031219 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Nov 19, 2020, 12:00 PM

Message:

ET WEB_SPECIFIC_APPS Possible Apache Unomi MVEL Eval RCE Inbound M1 (CVE-2020-13942)

Rule:

alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET WEB_SPECIFIC_APPS Possible Apache Unomi MVEL Eval RCE Inbound M1 (CVE-2020-13942)"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"condition|22 3a|"; content:"|22|script|3a 3a|"; distance:0; fast_pattern; reference:url,www.checkmarx.com/blog/apache-unomi-cve-2020-13942-rce-vulnerabilities-discovered/; reference:cve,2020-13942; classtype:attempted-admin; sid:2031219; rev:1; metadata:affected_product Apache_HTTP_server, attack_target Server, created_at 2020_11_19, cve CVE_2020_13942, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_19;)

Created:

Nov 19, 2020, 12:00 PM

Updated:

Nov 19, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 15, 2025, 9:36 PM

Filename:

rules/emerging-web_specific_apps.rules