SID 1:63458

Rule Category

FILE-IMAGE -- Snort detected suspicious traffic targeting vulnerabilities found inside images files, regardless of delivery method, targeted software, or image type. (Examples include: jpg, png, gif, bmp). These rules search for malformed images used to exploit system. Attackers alter image attributes, often to include shell code, so they are susceptible to vulnerabilities when they are parsed and send commands instead of loading the image.

Alert Message

FILE-IMAGE Multiple products libwebp remote code execution attempt

Rule Explanation

This rule looks for crafted WebP files known to exploit a remote code execution vulnerability in libwebp.

What To Look For

This rule fires on attempts to exploit a remote code execution vulnerability in multiple products that use a vulnerable libwebp version.

Known Usage

Attacks/Scans seen in the wild

False Positives

No known false positives

Contributors

Cisco Talos Intelligence Group