SID 1:52207

Rule Category

OS-WINDOWS -- Snort has detected traffic targeting vulnerabilities in a Windows-based operating system. This does not include browser traffic or other software on the OS, but attacks against the OS itself.

Alert Message

OS-WINDOWS Microsoft Windows win32k.sys memory corruption attempt

Rule Explanation

This event is generated when an attempt to corrupt the memory of a Windows Kernel driver is performed via a malicious printer driver Impact: Local Privilege Escalation Details: The Windows Win32k.sys kernel driver is vulnerable to a memory corruption error that could lead to a local privilege escalation. By creating a malicious user-mode printer driver an attacker is able to corrupt the memory of the Windows system and obtain privileges that they should otherwise not have. Ease of Attack: Medium

What To Look For

No information provided

Known Usage

No public information

False Positives

No known false positives

Contributors

Cisco Talos Intelligence Group