Actively exploited · Published Mar 11, 2025 · Assigned by microsoft
CVE-2025-24054NTLM Hash Disclosure Spoofing Vulnerability
Medium 6.5 Exploited
In plain English
A medium-severity security flaw in Windows 10 Version 1507 from Microsoft. Attackers are actively exploiting it in the wild (listed by CISA on April 17, 2025). The chance it is exploited in the next 30 days is estimated at 62.3% (higher than 99.2% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA guidance
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Federal agencies must remediate by May 8, 2025.
Official description
External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.
Affected products (as reported)
Weakness: CWE-73 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
References
- NTLM Hash Disclosure Spoofing Vulnerability vendor-advisory, patch
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24054 government-resource
- http://seclists.org/fulldisclosure/2025/Apr/28
- https://www.vicarius.io/vsociety/posts/cve-2025-24054-spoofing-vulnerability-in-windows-ntlm-by-microsoft-detection-script
- https://www.vicarius.io/vsociety/posts/cve-2025-24054-spoofing-vulnerability-in-windows-ntlm-by-microsoft-mitigation-script
- https://www.exploit-db.com/exploits/52478
- https://www.exploit-db.com/exploits/52480