Cyber Posture

CVE-2025-21296

High

Published: 14 January 2025

Published
14 January 2025
Modified
24 January 2025
KEV Added
—
Patch
—
CVSS Score 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0028 51.7th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Description

BranchCache Remote Code Execution Vulnerability

Security Summary

CVE-2025-21296 is a BranchCache Remote Code Execution Vulnerability with a CVSS v3.1 base score of 7.5 (AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H). It affects the BranchCache component in Microsoft Windows and is linked to CWE-416 (Use After Free), as indicated by NVD-CWE-noinfo. The vulnerability was published on 2025-01-14.

An attacker on an adjacent network can exploit this vulnerability without privileges or user interaction, though it requires high attack complexity. Successful exploitation enables remote code execution, resulting in high impacts to confidentiality, integrity, and availability.

The Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21296 provides details on patches and mitigation guidance.

Details

CWE(s)
CWE-416NVD-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
r2
microsoft
windows server 2012
all versions, r2
+5 more product configuration(s) — see NVD for full list

References