Out-of-bounds read in Microsoft Windows and Windows Server - CVE-2023-21699

 

Out-of-bounds read in Microsoft Windows and Windows Server - CVE-2023-21699

Published: February 15, 2023


Vulnerability identifier: #VU72233
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-21699
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A remote attacker can send specially crafted request to the system and read User Mode Service Memory.


Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2023-21699

Install updates from vendor's website.


External References

Related Security Bulletins