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-2019-1483.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows 10 Version 1909 for ARM64-based Systems | unspecified | — |
| Microsoft | Windows 10 Version 1909 for 32-bit Systems | unspecified | — |
| Microsoft | Windows 10 Version 1909 for x64-based Systems | unspecified | — |
| Microsoft | Windows Server, version 1909 (Server Core installation) | unspecified | — |
| Microsoft | Windows | 10 Version 1803 for 32-bit Systems, 10 Version 1803 for x64-based Systems, 10 Version 1803 for ARM64-based Systems, 10 Version 1809 for 32-bit Systems, 10 Version 1809 for x64-based Systems, 10 Version 1809 for ARM64-based Systems, 10 Version 1709 for x64-based Systems, 10 Version 1709 for ARM64-ba… | — |
| Microsoft | Windows Server | version 1803 (Core Installation), 2019, 2019 (Core installation), 2016, 2016 (Core installation) | — |
| Microsoft | Windows 10 Version 1903 for 32-bit Systems | unspecified | — |
| Microsoft | Windows 10 Version 1903 for x64-based Systems | unspecified | — |
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | unspecified | — |
| Microsoft | Windows Server, version 1903 (Server Core installation) | unspecified | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- AppXSvc 17763 - Arbitrary File Overwrite (DoS) EDB-47768 · dos · Dec 11, 2019
GitHub 1 repository
-
sgabe/CVE-2019-1476 ★ 3 · Dec 5, 2019
AppXSvc Arbitrary File Overwrite DoS
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.