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Fencer Intel
high 7.0

CVE-2018-8134 json

An elevation of privilege vulnerability exists in the way that the Windows Kernel API enforces permissions, aka "Windows Elevation of Privi…

published 2018-05-09 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-19808

cvss
7.0
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
1
Exploit-DB

Summary

An elevation of privilege vulnerability exists in the way that the Windows Kernel API enforces permissions, aka "Windows Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.

Patch / fix

Timeline

  1. Published
  2. First public exploit (EDB-44630)

Exploit prediction

2.93% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-44630 Microsoft Windows - Token Process Trust SID Access Check Bypass Privilege Escalation local, 2018-05-16

CVSS scores

assigned by version score vector
NVD 3.0 7.0 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C

Affected products

  • Microsoft Windows Server 2012 R2
  • Microsoft Windows RT 8.1
  • Microsoft Windows Server 2016
  • Microsoft Windows 8.1
  • Microsoft Windows 10
  • Microsoft Windows 10 Servers

References

Sources

Fencer Intel 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.