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Rev: 6 • Jul 30, 2010, 12:00 PMET USER_AGENTS badly formatted User-Agent string (no closing parenthesis)
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS badly formatted User-Agent string (no closing parenthesis)"; flow:established,to_server; http.user_agent; content:"Mozilla|2f|4|2e|0|20 28|compatible|3b 20|"; startswith; content:!"|29|"; within:100; pcre:"/\(compatible[^\)]+$/"; classtype:bad-unknown; sid:2010906; rev:6; metadata:created_at 2010_07_30, confidence High, signature_severity Informational, updated_at 2024_02_08;)
Jul 30, 2010, 12:00 PM
Feb 8, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-user_agents.rules