CVE-2019-1322

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

Microsoft · Windows · Windows Server · Windows 10 Version 1903 for 32-bit Systems · Windows 10 Version 1903 for x64-based Systems · Windows 10 Version 1903 for ARM64-based Systems · Windows Server, version 1903 (Server Core installation)

CVSS v3.1 NVD

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 NVD

4.6 MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P

EPSS

19.20% chance of exploitation in the next 30 days, 97th percentile

CISA KEV

added 2022-03-15, used in ransomware campaigns

Published

2019-10-10

Updated

2025-10-21

Proof-of-concept exploits (1)

• http://packetstormsecurity.com/files/155723/Microsoft-UPnP-Local-Privilege-Elevation.html

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/comahawk.rb

ExploitDB entries (2)

• https://www.exploit-db.com/exploits/47805
• https://www.exploit-db.com/exploits/47684

Security advisories

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1322

References

• CVE Record
• NVD entry