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CVE-2019-0841

Known Exploited (CISA KEV)HIGH

7.8

CVSS Severity Score

EPSS Score47.7320%

EPSS Percentile97.32th

PublishedApr 9, 2019

Last ModifiedOct 29, 2025

Vulnerability Description

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-2019-0730, CVE-2019-0731, CVE-2019-0796, CVE-2019-0805, CVE-2019-0836.

Affected Platforms (CPE)

💻

Microsoft

Windows 10 1703

All versions

💻

Microsoft

Windows 10 1709

All versions

💻

Microsoft

Windows 10 1803

All versions

💻

Microsoft

Windows 10 1809

All versions

💻

Microsoft

Windows Server 2016

= 1803

💻

Microsoft

Windows Server 2019

All versions

References & Advisories

🔗 http://packetstormsecurity.com/files/152463/Microsoft-Windows-AppX-Deployment-Service-Privilege-Escalation.html

🔗 http://packetstormsecurity.com/files/153009/Internet-Explorer-JavaScript-Privilege-Escalation.html

🔗 http://packetstormsecurity.com/files/153114/Microsoft-Windows-AppX-Deployment-Service-Local-Privilege-Escalation.html

🔗 http://packetstormsecurity.com/files/153215/Microsoft-Windows-AppX-Deployment-Service-Local-Privilege-Escalation.html

🔗 http://packetstormsecurity.com/files/153642/AppXSvc-Hard-Link-Privilege-Escalation.html

🔗 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0841

🔗 https://www.exploit-db.com/exploits/46683/

🔗 https://www.zerodayinitiative.com/advisories/ZDI-19-360/

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