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Fencer Intel
high 7.8

CVE-2020-16959 json

Windows Backup Engine Elevation of Privilege Vulnerability

published 5y ago modified 4mo ago also EUVD-2020-8917

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

Windows Backup Engine Elevation of Privilege Vulnerability

Patch / fix

  • Microsoft Windows 7 6.1.7601.24563
  • Microsoft Windows 7 Service Pack 1 6.1.7601.24563
  • Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.24563
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.24563

Is CVE-2020-16959 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

1.14% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-09).

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
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • Microsoft Windows 10 Version 1507
  • Microsoft Windows 10 Version 1607
  • Microsoft Windows 10 Version 1803
  • Microsoft Windows 10 Version 1809
  • Microsoft Windows 10 Version 1903 for 32-bit Systems
  • Microsoft Windows 10 Version 1903 for ARM64-based Systems
  • Microsoft Windows 10 Version 1903 for x64-based Systems
  • Microsoft Windows 10 Version 1909
  • Microsoft Windows 10 Version 2004
  • Microsoft Windows 10 Version 20H2
  • Microsoft Windows 7
  • Microsoft Windows 7 Service Pack 1
  • Microsoft Windows Server 2008 R2 Service Pack 1
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2016 (Server Core installation)
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows Server version 2004
  • Microsoft Windows Server version 20H2
  • Microsoft Windows Server, version 1903 (Server Core installation)
  • Microsoft Windows Server, version 1909 (Server Core installation)

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.