CVE-2021-42291 Active Directory Domain Services Elevation of Privilege Vulnerability
Attackers can elevate privileges in Active Directory Domain Services on Windows Server, requiring immediate patching by system administrators.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-42291?
CVE-2021-42291 is a high-severity vulnerability in Microsoft Windows Server, published on 10 Nov 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Active Directory Domain Services Elevation of Privilege Vulnerability
Weakness: CWE-269
Which versions are affected by CVE-2021-42291?
It affects 6 products.
Products include Microsoft Windows Server, Microsoft Windows Server 2008, Microsoft Windows Server 2012, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows Server 2022.
How do I fix CVE-2021-42291?
No fix has been published for CVE-2021-42291 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-42291 being exploited?
There is no known exploitation of CVE-2021-42291 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows Server
- CVE-2022-26937 Windows Network File System Remote Code Execution Vulnerability
- CVE-2022-26932 Storage Spaces Direct Elevation of Privilege Vulnerability
- CVE-2022-21884 Local Security Authority Subsystem Service Elevation of Privilege Vulnerability
- CVE-2022-21910 Microsoft Cluster Port Driver Elevation of Privilege Vulnerability
- CVE-2021-42282 Active Directory Domain Services Elevation of Privilege Vulnerability
Sources
Also known as GHSA-ffqv-33xf-m57q.