CVE-2022-41125 Microsoft Windows CNG Key Isolation Service Privilege Escalation
An attacker can exploit a memory corruption flaw in the Windows CNG Key Isolation Service to gain elevated privileges.
- Exploited in the wild
- Since 8 Nov 2022
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-41125?
CVE-2022-41125 is a high-severity memory corruption vulnerability in Microsoft Windows 10 1507, published on 9 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Windows CNG Key Isolation Service Elevation of Privilege Vulnerability
Weakness: CWE-787
Which versions are affected by CVE-2022-41125?
It affects 14 products.
Products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 20h2, Microsoft Windows 10 21h1, Microsoft Windows 10 21h2 and 8 more.
How do I fix CVE-2022-41125?
No fix has been published for CVE-2022-41125 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 9 Dec 2022.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-41125 being exploited?
Yes. Attackers have exploited CVE-2022-41125 in the wild since at least 8 Nov 2022.
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-5vr9-7945-27pf.