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CVE-2021-26873

Windows User Profile Service Elevation of Privilege Vulnerability

CVSS 7 HIGHEPSS 1.1%

No sign of exploitation. No public exploitation artifact known so far.

Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 7EPSS 1.1%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
11 Mar 2021Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Windows User Profile Service Elevation of Privilege Vulnerability
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Windows 10 Version 1507Microsoft · Windows 10 Version 1607Microsoft · Windows 10 Version 1803Microsoft · Windows 10 Version 1809Microsoft · Windows 10 Version 1909Microsoft · Windows 10 Version 2004Microsoft · Windows 10 Version 20H2Microsoft · Windows 7Microsoft · Windows 7 Service Pack 1Microsoft · Windows 8.1Microsoft · Windows Server 2008 R2 Service Pack 1Microsoft · Windows Server 2008 R2 Service Pack 1 (Server Core installation)Microsoft · Windows Server 2008 Service Pack 2Microsoft · Windows Server 2008 Service Pack 2Microsoft · Windows Server 2008 Service Pack 2 (Server Core installation)Microsoft · Windows Server 2012Microsoft · Windows Server 2012 R2Microsoft · Windows Server 2012 R2 (Server Core installation)Microsoft · Windows Server 2012 (Server Core installation)Microsoft · Windows Server 2016Microsoft · Windows Server 2016 (Server Core installation)Microsoft · Windows Server 2019Microsoft · Windows Server 2019 (Server Core installation)Microsoft · Windows Server, version 1909 (Server Core installation)Microsoft · Windows Server version 2004Microsoft · Windows Server version 20H2
References
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26873https://www.zerodayinitiative.com/advisories/ZDI-21-283/