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CVE-2019-1476

CVE-2019-1476

EPSS 5.1%
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.
Affected products
Microsoft · WindowsMicrosoft · Windows 10 Version 1903 for 32-bit SystemsMicrosoft · Windows 10 Version 1903 for ARM64-based SystemsMicrosoft · Windows 10 Version 1903 for x64-based SystemsMicrosoft · Windows 10 Version 1909 for 32-bit SystemsMicrosoft · Windows 10 Version 1909 for ARM64-based SystemsMicrosoft · Windows 10 Version 1909 for x64-based SystemsMicrosoft · Windows ServerMicrosoft · Windows Server, version 1903 (Server Core installation)Microsoft · Windows Server, version 1909 (Server Core installation)
public PoCs found — 3
githubgithub.com/sgabe/CVE-2019-1476★ 3cve_referencepacketstormsecurity.com/files/155653/AppXSvc-17763-Arbitrary-File-Overwrite.htmlunverifiedexploitdbwww.exploit-db.com/exploits/47768unverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References
http://packetstormsecurity.com/files/155653/AppXSvc-17763-Arbitrary-File-Overwrite.htmlhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1476