Oct 2019:
CVE-2019-1322 Published on October 10, 2019

An elevation of privilege vulnerability exists when Windows improperly handles authentication requests, aka 'Microsoft Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1320, CVE-2019-1340.

NVD

Known Exploited Vulnerability

This Microsoft Windows Privilege Escalation Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. A privilege escalation vulnerability exists when Windows improperly handles authentication requests. An attacker who successfully exploited this vulnerability could run processes in an elevated context.

The following remediation steps are recommended / required by April 5, 2022: Apply updates per vendor instructions.

Vulnerability Analysis

CVE-2019-1322 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Products Associated with CVE-2019-1322

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Microsoft Windows 10
 
Microsoft Windows Server 2016
 
Microsoft Windows Server 2019
 
Microsoft Windows Server 1803
 
Microsoft Windows 10 1803
 
Microsoft Windows 10 1903
 
Microsoft Windows Server 1903
 
Microsoft Windows
 
Microsoft Windows Server
 

Affected Versions

Microsoft Windows: Microsoft Windows Server: Microsoft Windows 10 Version 1903 for 32-bit Systems: Microsoft Windows 10 Version 1903 for x64-based Systems: Microsoft Windows 10 Version 1903 for ARM64-based Systems: Microsoft Windows Server, version 1903 (Server Core installation):

Exploit Probability

EPSS
36.49%
Percentile
97.04%

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.