Permissions, Privileges, and Access Controls in Windows Server - CVE-2021-42287

 

Permissions, Privileges, and Access Controls in Windows Server - CVE-2021-42287

Published: November 9, 2021 / Updated: September 18, 2023


Vulnerability identifier: #VU58034
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Green
CVE-ID: CVE-2021-42287
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability: The vulnerability is being exploited in the wild
Vendor: Microsoft
Affected software:
Windows Server

Detailed vulnerability description

The vulnerability allows a remote authenticated attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in Active Directory Domain Services, which leads to security restrictions bypass and privilege escalation.


How to mitigate CVE-2021-42287

Install updates from vendor's website.

Sources