Privilege escalation in Microsoft Windows Server
CVE-2021-42282
Active Directory Domain Services Elevation of Privilege Vulnerability
Vulnerability class: Privilege Escalation
EPSS: 0.033 (87.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Windows_server — versions 20h2
- Microsoft Windows_server_2008 — versions r2, sp2
- Microsoft Windows Server 2008 R2 Service Pack 1 — versions 6.1.0
- Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core Installation) — versions 6.0.0
- Microsoft Windows Server 2008 Service Pack 2 — versions 6.0.0
- Microsoft Windows Server 2008 Service Pack 2 — versions 6.0.0
- Microsoft Windows Server 2008 Service Pack 2 (Server Core Installation) — versions 6.0.0
- Microsoft Windows Server 2012 — versions 6.2.0
- Microsoft Windows_server_2012 — versions r2
- Microsoft Windows Server 2012 R2 — versions 6.3.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-42282?
- CVE-2021-42282 is a high-severity vulnerability in Microsoft Windows Server, classified under Improper Privilege Management. CVSS score: 7.5/10. Published 2021-11-10.
- How severe is CVE-2021-42282?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-42282 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.