Cyber Posture

CVE-2025-21294

High

Published: 14 January 2025

Published
14 January 2025
Modified
24 January 2025
KEV Added
—
Patch
—
CVSS Score 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0189 83.3th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Description

Microsoft Digest Authentication Remote Code Execution Vulnerability

Security Summary

CVE-2025-21294 is a remote code execution vulnerability affecting Microsoft Digest Authentication. Published on 2025-01-14, it carries a CVSS v3.1 base score of 8.1 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H) and is associated with CWE-591.

An unauthenticated attacker can exploit this vulnerability over the network, though it requires high attack complexity and no user interaction. Successful exploitation enables remote code execution with high impacts on confidentiality, integrity, and availability.

Microsoft's Security Response Center provides an update guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21294 detailing mitigation and patching information.

Details

CWE(s)
CWE-591NVD-CWE-noinfo

Affected Products

microsoft
windows 10 1507
≤ 10.0.10240.20890 · ≤ 10.0.10240.20890
microsoft
windows 10 1607
≤ 10.0.14393.7699 · ≤ 10.0.14393.7699
microsoft
windows 10 1809
≤ 10.0.17763.6775 · ≤ 10.0.17763.6775
microsoft
windows 10 21h2
≤ 10.0.19044.5371
microsoft
windows 10 22h2
≤ 10.0.19045.5371
microsoft
windows 11 22h2
≤ 10.0.22621.4751
microsoft
windows 11 23h2
≤ 10.0.22631.4751
microsoft
windows 11 24h2
≤ 10.0.26100.2894
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
+5 more product configuration(s) — see NVD for full list

References