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Fencer Intel
medium 5.5

CVE-2019-1289 json

An elevation of privilege vulnerability exists when the Windows Update Delivery Optimization does not properly enforce file share permissio…

published 7y ago modified 4mo ago also EUVD-2019-9854

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits
0
none known

Summary

An elevation of privilege vulnerability exists when the Windows Update Delivery Optimization does not properly enforce file share permissions, aka 'Windows Update Delivery Optimization Elevation of Privilege Vulnerability'.

Patch / fix

Is CVE-2019-1289 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

0.73% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 3.6 AV:L/AC:L/Au:N/C:N/I:P/A:P

Affected products

  • Microsoft Windows
  • Microsoft Windows Server
  • Microsoft Windows 10 Version 1903 for 32-bit Systems
  • Microsoft Windows 10 Version 1903 for x64-based Systems
  • Microsoft Windows 10 Version 1903 for ARM64-based Systems
  • Microsoft Windows Server, version 1903 (Server Core installation)

Classification

Weakness

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.