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. (such as?)

Alert Message

OS-WINDOWS Microsoft Windows graphics component privilege escalation attempt

Rule Explanation

The rule detects malicious bytes in a given PE file. This PE file can exploit CVE-2020-1381 to achieve local privilege of escalation

What To Look For

The rule alerts when computer tries to download PE file that can exploit CVE-2020-1381 to perform local escalation of privilege

Known Usage

No public information

False Positives

No known false positives


Cisco Talos Intelligence Group

MITRE ATT&CK Framework

Tactic: Execution

Technique: User Execution

For reference, see the MITRE ATT&CK vulnerability types here:

Additional Links

Rule Vulnerability

Escalation of Privilege

An Escalation of Privilege (EOP) attack is any attack method that results in a user or application gaining permissions to access resources they normally would not have access to.

CVE Additional Information