CVE-2019-1322
Published 2019-10-10 · Updated 2026-06-17 · Source secure@microsoft.com
Summary
CVE-2019-1322 is a high-severity (CVSS 7.8) vulnerability in Microsoft Windows. CISA added it to the Known Exploited Vulnerabilities catalog on March 15, 2022, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by April 5, 2022. CISA also lists it as known to be used in ransomware campaigns, so it should be prioritised accordingly. Microsoft has 390 vulnerabilities in the KEV catalog, 117 of them linked to ransomware.
All 390 known-exploited Microsoft vulnerabilities →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.
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA Known-Exploited Vulnerability
Product: Microsoft — Windows
Name: Microsoft Windows Privilege Escalation Vulnerability
Date added: 2022-03-15 · Due: 2022-04-05
Required action: Apply updates per vendor instructions.
References
- http://packetstormsecurity.com/files/155723/Microsoft-UPnP-Local-Privilege-Elevation.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1322
- http://packetstormsecurity.com/files/155723/Microsoft-UPnP-Local-Privilege-Elevation.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1322
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1322