Permissions, Privileges, and Access Controls in Microsoft Windows and Windows Server - CVE-2023-21549
Published: January 10, 2023
Vulnerability identifier: #VU71034
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-21549
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions in Windows SMB Witness Service, which leads to security restrictions bypass and privilege escalation.
Affected software
Microsoft Windows
Windows Server
Windows Server
How to mitigate CVE-2023-21549
Install updates from vendor's website.