Rule: -- Sid: 2369 -- Summary: This event is generated when an attempt is made to access ISAPISkeleton.dll on a web server. This may indicate an attempt to exploit a cross-site scripting vulnerability in BRS WebWeaver. -- Impact: Arbitrary code execution, possible session hijack. -- Detailed Information: This event indicates that an attempt has been made to exploit a cross-site scripting vulnerability in BRS WebWeaver . An attacker can pass an argument to ISAPISkeleton.dll that may contain malicious code that could be executed on the victims machine. -- Affected Systems: BRS WebWeaver -- Attack Scenarios: An attacker can pass a specific argument to ISAPISkeleton.dll that may contain malicious code. -- Ease of Attack: Simple. -- False Positives: None known. -- False Negatives: None known. -- Corrective Action: Upgrade to the latest non-affected version of the software -- Contributors: Sourcefire Research Team Nigel Houghton <nigel.houghton@sourcefire.com> -- Additional References: --