CVE-2024-26169: Microsoft Windows Error Reporting Service Improper Privilege Management Vulnerability

CVE-2024-26169 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2024-06-13

The Microsoft Windows Error Reporting (WER) Service contains an improper privilege management vulnerability. A local attacker with standard user permissions can exploit this flaw to elevate their privileges to SYSTEM level.

Technologies: Microsoft Windows. Vendors: Microsoft.

Quick answers

Is CVE-2024-26169 exploited in the wild?
Yes. CVE-2024-26169 is known to be exploited in the wild, first recorded on 13 June 2024. Treat it as urgent.
How severe is CVE-2024-26169?
Critical severity, with a CVSS score of 7.8, published 13 June 2024.
Which products and versions are affected?
Microsoft Windows 10 up to (excluding) 10.0.10240.20526 (1507), 10.0.14393.6796 (1607), 10.0.17763.5576 (1809), 10.0.19044.4170 (21H2), 10.0.19045.4170 (22H2); Microsoft Windows 11 up to (excluding) 10.0.22000.2836 (21H2), 10.0.22621.3296 (22H2), 10.0.22631.3296 (23H2); Microsoft Windows Server 2008 SP2, R2 SP1; Microsoft Windows Server 2012 R2; and 3 more.
Is there a fix for CVE-2024-26169?
A patch was published on 2024-06-13: Microsoft released security updates to address this vulnerability. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2024-26169 attacked?
It is attacked with local access, in an operating system.
Am I affected by CVE-2024-26169?
Check whether you run Microsoft Windows. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Microsoft Windows 10 up to (excluding) 10.0.10240.20526 (1507), 10.0.14393.6796 (1607), 10.0.17763.5576 (1809), 10.0.19044.4170 (21H2), 10.0.19045.4170 (22H2)
  • Microsoft Windows 11 up to (excluding) 10.0.22000.2836 (21H2), 10.0.22621.3296 (22H2), 10.0.22631.3296 (23H2)
  • Microsoft Windows Server 2008 SP2, R2 SP1
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2019 up to (excluding) 10.0.17763.5576
  • Microsoft Windows Server 2022 up to (excluding) 10.0.20348.2333, 10.0.25398.763 (23H2)

Timeline

  • 2024-06-13: disclosed
  • 2024-06-13: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2024-06-13: patched: Microsoft released security updates to address this vulnerability.
  • exploited: Reported as exploited in the wild.

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