CVE-2025-24985
Windows Fast FAT File System Driver Remote Code Execution Vulnerability
Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows Fast FAT File System Driver Remote Code Execution Vulnerability
Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
- Record
CVE-2025-24985- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C - Weakness
- CWE-190, CWE-122
- Updated
- 2026-11-02
EUVDEUVD-2025-6321
Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
- Record
EUVD-2025-6321- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-vf6f-gpmv-93m4
Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to...
Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
- Record
GHSA-vf6f-gpmv-93m4- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-122, CWE-190
- Updated
- 2026-11-02
CISA KEV No score
Microsoft Windows Fast FAT File System Driver Integer Overflow Vulnerability
Microsoft Windows Fast FAT File System Driver contains an integer overflow or wraparound vulnerability that allows an unauthorized attacker to execute code locally.
- Record
CVE-2025-24985- Weakness
- CWE-190, CWE-122
- Updated
- 2026-11-02
NVD
Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
- Record
CVE-2025-24985- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-122, CWE-190
- Updated
- 2026-11-02
Affected products
- microsoft windows
- microsoft windows 10 version 1507
- microsoft windows 10 version 1607
- microsoft windows 10 version 1809
- microsoft windows 10 version 21h2
- microsoft windows 10 version 22h2
- microsoft windows 11 version 22h2
- microsoft windows 11 version 22h3
- microsoft windows 11 version 23h2
- microsoft windows 11 version 24h2
- microsoft windows server 2008 r2 service pack 1
- microsoft windows server 2008 r2 service pack 1 (server core installation)
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- microsoft windows server 2008 service pack 2
- microsoft windows server 2008 service pack 2 (server core installation)
- microsoft windows server 2012
- microsoft windows server 2012 (server core installation)
- microsoft windows server 2012 r2
- microsoft windows server 2012 r2 (server core installation)
- microsoft windows server 2016
- microsoft windows server 2016 (server core installation)
- microsoft windows server 2019
- microsoft windows server 2019 (server core installation)
- microsoft windows server 2022
- microsoft windows server 2022, 23h2 edition (server core installation)
- microsoft windows server 2025
- microsoft windows server 2025 (server core installation)
- microsoft windows 10 1507
- microsoft windows 10 1607
- microsoft windows 10 1809
- microsoft windows 10 21h2
- microsoft windows 10 22h2
- microsoft windows 11 22h2
- microsoft windows 11 23h2
- microsoft windows 11 24h2
- microsoft windows server 2008
- microsoft windows server 2022 23h2
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | airbus-cert/cve-2025-24985 | 2025-04-02 |
History
| Recorded | Changed | Sources |
|---|---|---|
| exploitation | ||
| first indexed | CVE List, EUVD, GitHub Advisories, CISA KEV, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-24985 is a high vulnerability (CVSS 7.8) in Microsoft Windows, published March 11, 2025. CISA lists it as known to be exploited, since March 11, 2025. EUVD reports exploitation since March 11, 2025. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 3.89%, the 90th percentile. No source names a fixed version.
References
msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24985
cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24985
vicarius.io/vsociety/posts/cve-2025-24985-integer-overflow-vulnerability-in-microsoft-windows-fast-fat-driver-mitigation-script
nvd.nist.gov/vuln/detail/CVE-2025-24985
github.com/advisories/GHSA-vf6f-gpmv-93m4