CVE-2019-1214 Microsoft Windows Privilege Common Log File System (CLFS) Escalation
Attackers can exploit improper memory handling in the Windows CLFS driver to elevate privileges on affected systems.
- Exploited in the wild
- Since 3 Nov 2021
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-1214?
CVE-2019-1214 is a high-severity vulnerability in Microsoft Windows 10 1507, published on 11 Sep 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An elevation of privilege vulnerability exists when the Windows Common Log File System (CLFS) driver improperly handles objects in memory, aka 'Windows Common Log File System Driver Elevation of Privilege Vulnerability'.
Weakness: CWE-119
Which versions are affected by CVE-2019-1214?
It affects 16 products.
Products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1703, Microsoft Windows 10 1709, Microsoft Windows 10 1803, Microsoft Windows 10 1809 and 10 more.
How do I fix CVE-2019-1214?
No fix has been published for CVE-2019-1214 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 3 May 2022.
Is CVE-2019-1214 being exploited?
Yes. Attackers have exploited CVE-2019-1214 in the wild since at least 3 Nov 2021.
Other vulnerabilities in Microsoft Windows 10 1507
- CVE-2017-8543 Microsoft Windows Search Remote Code Execution
- CVE-2025-33053 Microsoft Windows External Control of File Name or Path
- CVE-2025-33073 Microsoft Windows SMB Client Improper Access Control
- CVE-2024-49039 Microsoft Windows Task Scheduler Privilege Escalation
- CVE-2024-43461 Microsoft Windows MSHTML Platform Spoofing
Sources
Also known as GHSA-2q4x-j5p2-9wxv.