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. (such as?)
OS-WINDOWS Microsoft Windows Win32k kernel driver privilege escalation attempt
This rule detects the attempted download of a malicious file that exploits vulnerability in the Microsoft Windows Win32k kernel driver leading to privilege escalation by looking for specific data used in the malicious file.
What To Look For
This rule detects the attempted download of a malicious file that exploits vulnerability in the Microsoft Windows Win32k kernel driver leading to privilege escalation.
No public information
No known false positives
Cisco Talos Intelligence Group
MITRE ATT&CK Framework
Tactic: Privilege Escalation
Technique: Exploitation for Privilege Escalation
For reference, see the MITRE ATT&CK vulnerability types here:
Use After Free
Use After Free (UAF) attacks target computer memory flaws to corrupt the memory execute code. The name refers to attempts to use memory after it has been freed, which can cause a program to crash under normal circumstances, or result in remote code execution in a successful attack.
CVE Additional Information