SERVER-OTHER LibVNCServer file transfer extension heap buffer overflow attempt
This event is generated when heap over exploit for LibVNCServer is detected.
remote code execution
The vulnerability looks for a value that could case a heap overflow to occur when using file transfer extensions for VNC.
Ease of attack
Isolate the affected system and determine if it has been compromised. Remediate it in accordance with your organization's incident response policy if it has. Afterward, identify the application utilizing a vulnerable version of LibVNCServer and apply the latest stable patch for that application.
- Cisco Talos Intelligence Group