Feb 2021: Windows Win32k Elevation of Privilege Vulnerability
CVE-2021-1732 Published on February 25, 2021

Windows Win32k Elevation of Privilege Vulnerability
Windows Win32k Elevation of Privilege Vulnerability

NVD

Known Exploited Vulnerability

This Microsoft Win32k Privilege Escalation Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Windows Win32k Privilege Escalation Vulnerability. This CVE ID is unique from CVE-2021-1698.

The following remediation steps are recommended / required by November 17, 2021: Apply updates per vendor instructions.

Weakness Type

What is a Memory Corruption Vulnerability?

The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.

CVE-2021-1732 has been classified to as a Memory Corruption vulnerability or weakness.


Products Associated with CVE-2021-1732

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2021-1732 are published in these products:

Microsoft Windows 10
 
Microsoft Windows Server 2016
 
Microsoft Windows Server 2019
 
Microsoft Windows Server 2004
 
Microsoft Windows 10 1909
 
Microsoft Windows 10 1803
 
Microsoft Windows 10 2004
 
Microsoft Windows Server 20h2
 
Microsoft Windows Server 1909
 

Affected Versions

Microsoft Windows 10 Version 1803: Microsoft Windows 10 Version 1809: Microsoft Windows Server 2019: Microsoft Windows Server 2019 (Server Core installation): Microsoft Windows 10 Version 1909: Microsoft Windows Server, version 1909 (Server Core installation): Microsoft Windows 10 Version 2004: Microsoft Windows Server version 2004: Microsoft Windows 10 Version 20H2: Microsoft Windows Server version 20H2:

Exploit Probability

EPSS
90.42%
Percentile
99.59%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.