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CVE-2019-1476

HighPublished

An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of...

Published: Dec 10, 2019
Updated: Aug 4, 2024
Assigning CNA: microsoft
Evidence observed: Dec 11, 2019

Primary CVSS

7.8/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

5.1%

Low · next 30 days

Percentile: 92.0%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1483.

Sources

CVE-2019-1476PoC
AppXSvc Arbitrary File Overwrite DoS
AppXSvc 17763 - Arbitrary File Overwrite (DoS)Exploit
Gabor Seljan · windows · Dec 11, 2019

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