Versions (3)
Version DetailsCurrent
Rev: 6 • Jul 30, 2010, 12:00 PMET HUNTING Suspicious HTML Script Tag in 401 Unauthorized Response (External Source)
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HUNTING Suspicious HTML Script Tag in 401 Unauthorized Response (External Source)"; flow:from_server,established; content:"HTTP/1.1 401 Unauthorized|0d 0a|"; depth:27; nocase; content:"<script"; nocase; within:512; classtype:web-application-activity; sid:2010514; rev:6; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, deprecation_reason Performance, performance_impact Significant, confidence Medium, signature_severity Major, tag Web_Client_Attacks, updated_at 2024_04_10;)
Jul 30, 2010, 12:00 PM
Apr 10, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-hunting.rules