Actively exploited · Published Jan 11, 2022 · Assigned by microsoft

CVE-2022-21919Windows User Profile Service Elevation of Privilege Vulnerability

High 7.0 Exploited

In plain English

A high-severity security flaw in Windows 10 Version 1507 from Microsoft. Attackers are actively exploiting it in the wild (listed by CISA on April 25, 2022). The chance it is exploited in the next 30 days is estimated at 2.6% (higher than 85% of all known vulnerabilities). Apply updates per vendor instructions.

Severity (CVSS 3.1)7.0High
Exploit odds (30 days)2.6%top 14.8% of all CVEs
Exploited in the wildYesCISA KEV since Apr 25, 2022
Attack toolingNoneno public tooling known

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by May 16, 2022.

Official description

Windows User Profile Service Elevation of Privilege Vulnerability

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 1809 10.0.17763.0 – before 10.0.17763.2452
Microsoft Windows 10 Version 1809 10.0.0 – before 10.0.17763.2452
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.2452
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.2452
Microsoft Windows 10 Version 1909 10.0.0 – before 10.0.18363.2037
Microsoft Windows 10 Version 21H1 10.0.0 – before 10.0.19043.1466
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.469
Microsoft Windows 10 Version 20H2 10.0.0 – before 10.0.19042.1466
Microsoft Windows Server version 20H2 10.0.0 – before 10.0.19042.1466
Microsoft Windows 11 version 21H2 10.0.0 – before 10.0.22000.434
Microsoft Windows 10 Version 21H2 10.0.19043.0 – before 10.0.19043.1466
Microsoft Windows 10 Version 1507 10.0.10240.0 – before 10.0.10240.19177
Microsoft Windows 10 Version 1607 10.0.14393.0 – before 10.0.14393.4886
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.4886
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.4886
Microsoft Windows 7 6.1.0 – before 6.1.7601.25829
Microsoft Windows 7 Service Pack 1 6.1.0 – before 6.1.7601.25829
Microsoft Windows 8.1 6.3.0 – before 6.3.9600.20246
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – before 6.0.6003.21349
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 – before 6.0.6003.21349
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – before 6.0.6003.21349
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 – before 6.1.7601.25829
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 – before 6.1.7601.25829
Microsoft Windows Server 2012 6.2.9200.0 – before 6.2.9200.23584
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 – before 6.2.9200.23584
Microsoft Windows Server 2012 R2 6.3.9600.0 – before 6.3.9600.20246
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 – before 6.3.9600.20246

Weakness: CWE-59 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

References