CVE-2025-29970
published 2025-05-13CVE-2025-29970: Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
PriorityP343high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.43%
34.6th percentile
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_11_24h2 | < 10.0.26100.4061 | 10.0.26100.4061 |
| microsoft | windows_11_version_24h2 | >= 10.0.26100.0 < 10.0.26100.4061 | 10.0.26100.4061 |
| microsoft | windows_server_2022_23h2 | < 10.0.25398.1611 | 10.0.25398.1611 |
| microsoft | windows_server_2025 | < 10.0.26100.4061 | 10.0.26100.4061 |
| microsoft | windows_server_2025 | >= 10.0.26100.0 < 10.0.26100.4061 | 10.0.26100.4061 |
| 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:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vendor_msrc7.8HIGH
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GHSA
GHSA-8q24-v8v4-g622: Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally
ghsa_unreviewed·2025-05-13
CVE-2025-29970 [HIGH] CWE-416 GHSA-8q24-v8v4-g622: Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
Microsoft
Microsoft Brokering File System Elevation of Privilege Vulnerability
vendor_msrc·2025-05-13·CVSS 7.8
CVE-2025-29970 [HIGH] CWE-416 Microsoft Brokering File System Elevation of Privilege Vulnerability
Microsoft Brokering File System Elevation of Privilege Vulnerability
Description: Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
FAQ: What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.
Microsoft Brokering File System: Microsoft Brokering File System
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Elevation of Privilege
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5058411
Reference: https://support.microsoft.com/help/5058411
Reference: https://catalog.up
No detection rules found.
No public exploits indexed.
2025-05-13
Published