CVE-2025-21377: NTLM Hash Disclosure Spoofing Vulnerability

6.5 CVSS

Description

NTLM Hash Disclosure Spoofing Vulnerability

Classification

CVE ID: CVE-2025-21377

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.5

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C

Affected Products

Vendor: Microsoft

Product: Windows 10 Version 1809

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.09% (probability of being exploited)

EPSS Percentile: 41.5% (scored less or equal to compared to others)

EPSS Date: 2025-03-12 (when was this score calculated)

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21377

Timeline