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Fencer Vulns
high 7.8

CVE-2023-35633 json

Windows Kernel Elevation of Privilege Vulnerability

published 2023-12-12 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-39633

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
8.7%
EPSS 8.7% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Windows Kernel Elevation of Privilege Vulnerability

Patch / fix

  • Microsoft Windows 10 Version 1507 10.0.10240.20345
  • Microsoft Windows Server 2008 Service Pack 2 6.0.6003.22413
  • Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.22413
  • Microsoft Windows Server 2008 Service Pack 2 6.0.6003.22413
  • Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.26864
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.26864
  • Microsoft Windows Server 2012 6.2.9200.24614
  • Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.24614
  • Microsoft Windows Server 2012 R2 6.3.9600.21715
  • Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.21715

Exploit prediction

8.70% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Microsoft Windows 10 Version 1507
  • Microsoft Windows Server 2008 Service Pack 2
  • Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
  • Microsoft Windows Server 2008 Service Pack 2
  • Microsoft Windows Server 2008 R2 Service Pack 1
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2012 (Server Core installation)
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2012 R2 (Server Core installation)

Classification

Weakness
  • CWE-59 Improper Link Resolution Before File Access

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.