CVE-2025-21372
published 2025-01-14CVE-2025-21372: Microsoft Brokering File System Elevation of Privilege Vulnerability
PriorityP342high7.8CVSS 3.1
AVLACHPRLUINSCCHIHAH
EPSS
0.39%
31.3th percentile
Microsoft Brokering File System Elevation of Privilege Vulnerability
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_11_24h2 | < 10.0.26100.2894 | 10.0.26100.2894 |
| microsoft | windows_11_version_24h2 | >= 10.0.26100.0 < 10.0.26100.2894 | 10.0.26100.2894 |
| microsoft | windows_server_2022_23h2 | < 10.0.25398.1369 | 10.0.25398.1369 |
| microsoft | windows_server_2025 | < 10.0.26100.2894 | 10.0.26100.2894 |
| microsoft | windows_server_2025 | >= 10.0.26100.0 < 10.0.26100.2894 | 10.0.26100.2894 |
| msrc | windows_11_version_24h2_for_arm64-based_systems | — | — |
| msrc | windows_11_version_24h2_for_x64-based_systems | — | — |
| msrc | windows_server_2022_23h2_edition | — | — |
| msrc | windows_server_2025 | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
vendor_msrc7.8HIGH
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
Microsoft
Microsoft Brokering File System Elevation of Privilege Vulnerability
vendor_msrc·2025-01-14·CVSS 7.8
CVE-2025-21372 [HIGH] CWE-416 Microsoft Brokering File System Elevation of Privilege Vulnerability
Microsoft Brokering File System Elevation of Privilege Vulnerability
FAQ: According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to win a race condition.
FAQ: According to the CVSS metric, successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability?
In this case, a successful attack could be performed from a low privilege AppContainer. The attacker could elevate their privileges and execute code or access resources at a higher integrity level than that of the AppContainer execution environment.
FAQ: What privileges could be gained by an attacker who successfully exploited the vulnerability?
An attacker who successfully exp
GHSA
GHSA-9p8g-xc5v-q956: Microsoft Brokering File System Elevation of Privilege Vulnerability
ghsa_unreviewed·2025-01-14
CVE-2025-21372 [HIGH] CWE-416 GHSA-9p8g-xc5v-q956: Microsoft Brokering File System Elevation of Privilege Vulnerability
Microsoft Brokering File System Elevation of Privilege Vulnerability
No detection rules found.
No public exploits indexed.
2025-01-14
Published