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High · 7.8 Known exploited · Ransomware Public exploit CVE-2019-1322 EUVD-2019-9881GHSA-44h5-7p9r-q2m9

An elevation of privilege vulnerability exists when Windows improperly handles authentication requests, aka 'Microsoft Windows Elevation of…

Published Oct 10, 2019 · Updated Oct 21, 2025 · Assigned by microsoft

Description

An elevation of privilege vulnerability exists when Windows improperly handles authentication requests, aka 'Microsoft Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1320, CVE-2019-1340.

Affected products

VendorProductAffectedFixed
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 —
Microsoft Windows Server version 1803 (Core Installation), 2019, 2019 (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.

Metasploit 1 module

Exploit-DB 2

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

References