CVE-2019-1214
Microsoft Windows Privilege Common Log File System (CLFS) Escalation Vulnerability
Microsoft · Windows
Vulnerability details
Microsoft Windows Common Log File System (CLFS) driver improperly handles objects in memory which can allow for privilege escalation.
Added to CISA KEV: 2021-11-03
Ransomware campaign use: Unknown
CISA due date: 2022-05-03
Defensive guidance from CISA
Apply updates per vendor instructions.
This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.
Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC