Vulnerability · Published Aug 9, 2022 · Assigned by microsoft

CVE-2022-34709Windows Defender Credential Guard Security Feature Bypass Vulnerability

Medium 6.0

In plain English

A medium-severity type confusion in Windows 10 Version 1507 from Microsoft. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 68% of all known vulnerabilities).

Severity (CVSS 3.1)6.0Medium
Exploit odds (30 days)1.2%top 31.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

Windows Defender Credential Guard Security Feature Bypass Vulnerability

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 1809 10.0.17763.0 – before 10.0.17763.3287
Microsoft Windows 10 Version 1809 10.0.0 – before 10.0.17763.3287
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.3287
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.3287
Microsoft Windows 10 Version 21H1 10.0.0 – before 10.0.19043.1889
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.887
Microsoft Windows 10 Version 20H2 10.0.0 – before 10.0.19042.1889
Microsoft Windows Server version 20H2 10.0.0 – before 10.0.19042.1889
Microsoft Windows 11 version 21H2 10.0.0 – before 10.0.22000.856
Microsoft Windows 10 Version 21H2 10.0.19043.0 – before 10.0.19044.1889
Microsoft Windows 10 Version 1507 10.0.10240.0 – before 10.0.10240.19387
Microsoft Windows 10 Version 1607 10.0.14393.0 – before 10.0.14393.5291
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.5291
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.5291

Weakness: CWE-843 · Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

References