CVSS 3.1
7.8 highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HCVE-2025-24985
High (7.8) in Microsoft Windows. In CISA KEV since 2025-03-11. EPSS 3.9% chance of exploitation in the next 30 days.
Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
Severity
- EPSS
- 3.9% chance of exploitation in the next 30 days; higher than 90% of CVEs (scores of 2026-10-31)
- CISA KEV
- listed 2025-03-11, due 2025-04-01
- CWEs
- CWE-122, CWE-190
- Published
- Modified
- Record from
- the NVD, synced
Affected
- 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_2012
- microsoft:windows_server_2016
- microsoft:windows_server_2019
- microsoft:windows_server_2022
- microsoft:windows_server_2022_23h2
- microsoft:windows_server_2025
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24985
- https://www.vicarius.io/vsociety/posts/cve-2025-24985-integer-overflow-vulnerability-in-microsoft-windows-fast-fat-driver-detection-script
- https://www.vicarius.io/vsociety/posts/cve-2025-24985-integer-overflow-vulnerability-in-microsoft-windows-fast-fat-driver-mitigation-script
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24985