CVE-2023-23418 Windows Resilient File System (ReFS) Elevation of Privilege Vulnerability
An attacker can exploit a memory corruption flaw in the Windows ReFS driver to gain elevated privileges on the system.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-23418?
CVE-2023-23418 is a high-severity memory corruption vulnerability in Microsoft Windows 11 22h2, published on 14 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Windows Resilient File System (ReFS) Elevation of Privilege Vulnerability
Weakness: CWE-125
Which versions are affected by CVE-2023-23418?
It affects 1 product.
Products include Microsoft Windows 11 22h2.
How do I fix CVE-2023-23418?
No fix has been published for CVE-2023-23418 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-23418 being exploited?
There is no known exploitation of CVE-2023-23418 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 11 22h2
- CVE-2024-49117 Windows Hyper-V Remote Code Execution Vulnerability
- CVE-2024-21435 Windows OLE Remote Code Execution Vulnerability
- CVE-2025-24084 Windows Subsystem for Linux (WSL2) Kernel Remote Code Execution Vulnerability
- CVE-2025-33054 Remote Desktop Spoofing Vulnerability
- CVE-2025-29828 Windows Schannel Remote Code Execution Vulnerability
Sources
Also known as GHSA-f267-w84g-qm5h.