Rule History

SID: 2052796 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • May 21, 2024, 12:00 PM

Message:

ET WEB_SERVER Possible bash shell piped to dev tcp Inbound to WebServer M2

Rule:

alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET WEB_SERVER Possible bash shell piped to dev tcp Inbound to WebServer M2"; flow:established,to_server; http.header; content:"/dev/tcp/"; fast_pattern; nocase; classtype:bad-unknown; sid:2052796; rev:1; metadata:created_at 2024_05_21, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_05_21;)

Created:

May 21, 2024, 12:00 PM

Updated:

May 21, 2024, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 11, 2025, 10:35 PM

Filename:

rules/emerging-web_server.rules