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Actively exploited · Published Apr 15, 2022 · Assigned by microsoft

CVE-2022-26904Windows User Profile Service Elevation of Privilege Vulnerability

High 7.0 Exploited

In plain English

A high-severity race condition 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 16.9% (higher than 97% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit. Apply updates per vendor instructions.

Severity (CVSS 3.1)7.0High
Exploit odds (30 days)16.9%top 2.9% of all CVEs
Exploited in the wildYesCISA KEV since Apr 25, 2022
Attack tooling1Metasploit

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 10.0.17763.2803
Microsoft Windows 10 Version 1809 10.0.0 – before 10.0.17763.2803
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.2803
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.2803
Microsoft Windows 10 Version 1909 10.0.0 – before 10.0.18363.2212
Microsoft Windows 10 Version 21H1 10.0.0 – before 10.0.19043.1645
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.643
Microsoft Windows 10 Version 20H2 10.0.0 – before 10.0.19042.1645
Microsoft Windows Server version 20H2 10.0.0 – before 10.0.19042.1645
Microsoft Windows 11 version 21H2 10.0.0 – before 10.0.22000.613
Microsoft Windows 10 Version 21H2 10.0.19043.0 – before 10.0.19044.1645
Microsoft Windows 10 Version 1507 10.0.10240.0 – before 10.0.10240.19265
Microsoft Windows 10 Version 1607 10.0.14393.0 – before 10.0.14393.5066
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.5066
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.5066
Microsoft Windows 7 6.1.0 – before 6.1.7601.25924
Microsoft Windows 7 Service Pack 1 6.1.0 – before 6.1.7601.25924
Microsoft Windows 8.1 6.3.0 – before 6.3.9600.20337
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – before 6.0.6003.21446
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 – before 6.0.6003.21446
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – before 6.0.6003.21446
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 – before 6.1.7601.25924
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 – before 6.1.7601.25924
Microsoft Windows Server 2012 6.2.9200.0 – before 6.2.9200.23679
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 – before 6.2.9200.23679
Microsoft Windows Server 2012 R2 6.3.9600.0 – before 6.3.9600.20337
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 – before 6.3.9600.20337

Weakness: CWE-362 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

References