Feb 2022: Windows Print Spooler Elevation of Privilege Vulnerability
CVE-2022-21999 Published on February 9, 2022

Windows Print Spooler Elevation of Privilege Vulnerability

Vendor Advisory NVD

Known Exploited Vulnerability

This Microsoft Windows Print Spooler Privilege Escalation Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Microsoft Windows Print Spooler contains an unspecified vulnerability which can allow for privilege escalation.

The following remediation steps are recommended / required by April 15, 2022: Apply updates per vendor instructions.

Weakness Types

What is a Directory traversal Vulnerability?

The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

CVE-2022-21999 has been classified to as a Directory traversal vulnerability or weakness.

What is an insecure temporary file Vulnerability?

The software attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

CVE-2022-21999 has been classified to as an insecure temporary file vulnerability or weakness.


Products Associated with CVE-2022-21999

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2022-21999 are published in these products:

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Affected Versions

Microsoft Windows 10 Version 1809: Microsoft Windows 10 Version 1809: Microsoft Windows Server 2019: Microsoft Windows Server 2019 (Server Core installation): Microsoft Windows 10 Version 1909: Microsoft Windows 10 Version 21H1: Microsoft Windows Server 2022: Microsoft Windows 10 Version 20H2: Microsoft Windows Server version 20H2: Microsoft Windows 11 version 21H2: Microsoft Windows 10 Version 21H2: Microsoft Windows 10 Version 1507: Microsoft Windows 10 Version 1607: Microsoft Windows Server 2016: Microsoft Windows Server 2016 (Server Core installation): Microsoft Windows 7: Microsoft Windows 7 Service Pack 1: Microsoft Windows 8.1: Microsoft Windows Server 2008 Service Pack 2: Microsoft Windows Server 2008 Service Pack 2 (Server Core installation): Microsoft Windows Server 2008 Service Pack 2: Microsoft Windows Server 2008 R2 Service Pack 1: Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation): Microsoft Windows Server 2012: Microsoft Windows Server 2012 (Server Core installation): Microsoft Windows Server 2012 R2: Microsoft Windows Server 2012 R2 (Server Core installation):

Exploit Probability

EPSS
71.36%
Percentile
98.68%

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.