CVE-2025-24985
HIGH CISA KEV EPSS 88.4%
Published Mar 11, 20251y ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
Published Mar 11, 2025 1y ago
Last Modified Jun 17, 2026 1w ago
KEV Listed Mar 11, 2025 1y ago
KEV Due Apr 1, 2025 455d overdue
Description
Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
CISA Known Exploited Overdue 455d
- Added
- Mar 11, 2025
- Due
- Apr 1, 2025
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
EPSS Exploit Probability
88.4% percentile
Exploit & Patch Status
Actively Exploited (KEV)
Patch Available
Weaknesses 2
CWE-122
CWE-190 Integer Overflow or Wraparound Numeric Error
Affected Products 21
| Vendor | Product | Version | Range |
|---|---|---|---|
| microsoft | windows_10_1507 | * | <10.0.10240.20947 |
| microsoft | windows_10_1507 | * | <10.0.10240.20947 |
| microsoft | windows_10_1607 | * | <10.0.14393.7876 |
| microsoft | windows_10_1607 | * | <10.0.14393.7876 |
| microsoft | windows_10_1809 | * | <10.0.17763.7009 |
| microsoft | windows_10_1809 | * | <10.0.17763.7009 |
| microsoft | windows_10_21h2 | * | <10.0.19044.5608 |
| microsoft | windows_10_22h2 | * | <10.0.19045.5608 |
| microsoft | windows_11_22h2 | * | <10.0.22621.5039 |
| microsoft | windows_11_23h2 | * | <10.0.22631.5039 |
| microsoft | windows_11_24h2 | * | <10.0.26100.3403 |
| microsoft | windows_server_2008 | * | any |
| microsoft | windows_server_2008 | * | any |
| microsoft | windows_server_2008 | r2 | any |
| microsoft | windows_server_2012 | * | any |
| microsoft | windows_server_2012 | r2 | any |
| microsoft | windows_server_2016 | * | <10.0.14393.7876 |
| microsoft | windows_server_2019 | * | <10.0.17763.7009 |
| microsoft | windows_server_2022 | * | <10.0.20348.3270 |
| microsoft | windows_server_2022_23h2 | * | <10.0.25398.1486 |
| microsoft | windows_server_2025 | * | <10.0.26100.3403 |
References 4
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24985
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24985
- vicarius.io https://www.vicarius.io/vsociety/posts/cve-2025-24985-integer-overflow-vulnerability-in-microsoft-windows-fast-fat-driver-detection-script
- vicarius.io https://www.vicarius.io/vsociety/posts/cve-2025-24985-integer-overflow-vulnerability-in-microsoft-windows-fast-fat-driver-mitigation-script
Remediation
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24985