Windows Backup Engine Elevation of Privilege Vulnerability
Improper link resolution before file access ('link following') in Windows Backup Engine allows an authorized attacker to elevate privileges locally.
CISA confirmed this vulnerability is used in real attacks on 15.03.2022. Remediation deadline for US federal agencies: 05.04.2022.
Required action: Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2019-1129
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-2019-1130.
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
| Vendor | Product | Versions | |
|---|---|---|---|
| Microsoft | Windows | 10 Version 1703 for 32-bit Systems, 10 Version 1703 for x64-based Systems, 10 Version 1709 for 32-bit Systems, 10 Version 1709 for x64-based Systems, 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 ARM64-based Systems | |
| microsoft | windows 10 1703 | — | |
| microsoft | windows 10 1709 | — | |
| microsoft | windows 10 1803 | — | |
| microsoft | windows 10 1809 | — | |
| microsoft | windows 10 1903 | — | |
| Microsoft | Windows 10 Version 1903 for 32-bit Systems | unspecified | |
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | unspecified | |
| Microsoft | Windows 10 Version 1903 for x64-based Systems | unspecified | |
| Microsoft | Windows Server | version 1803 (Core Installation), 2019, 2019 (Core installation) | |
| microsoft | windows server 1803 | — | |
| microsoft | windows server 1903 | — | |
| microsoft | windows server 2019 | — | |
| Microsoft | Windows Server, version 1903 (Server Core installation) | unspecified |
cpe:2.3:o:microsoft:windows_10_1703:-:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10_1703:-:*:*:*:*:*:x86:*cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:x86:*cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:x86:*cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:*cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:x86:*cpe:2.3:o:microsoft:windows_server_1803:-:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_server_1903:-:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*Our free, open-source honeypot sensor waits on ports your server does not use and reports the scanners and attackers that connect to a shared blocklist.