CVE-2019-1214CISA KEV

Microsoft Windows Privilege Common Log File System (CLFS) Escalation Vulnerability

Severity unknownCVSS unknownCheck the vendor advisory for fixed versions

CISA lists this Microsoft vulnerability as known exploited. Its MSRC release detail is outside this installation's collected history.

CISA KEV Check MSRC

CISA catalog record

Microsoft Windows Common Log File System (CLFS) driver improperly handles objects in memory which can allow for privilege escalation.

Product: Windows
Added to KEV: 3 Nov 2021
Federal remediation due: 3 May 2022
Known ransomware use: Not reported

Page history

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Field-level log (2)

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23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete

Explore global source statements, affected packages and advisory history for CVE-2019-1214. The catalog has a separate collection scope from Microsoft release records.

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CVE-2019-1214 · CVE overview and exploitation status

cve-program · CVE-2019-1214

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1214

Related changes

Linked by CVE identifier

Microsoft Windows Privilege Common Log File System (CLFS) Escalation Vulnerability · CISA KEV deadline · 3 May 2022
Microsoft Windows Privilege Common Log File System (CLFS) Escalation Vulnerability · Added to CISA KEV · 3 Nov 2021