SB2025082208 - Privilege escalation in Microsoft Windows MBT Transport driver
Published: August 22, 2025
Security Bulletin ID
SB2025082208
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Untrusted Pointer Dereference (CVE-ID: CVE-2025-55230)
CWE-ID: CWE-822 - Untrusted Pointer Dereference
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to untrusted pointer dereference in Windows MBT Transport driver. A local user can trigger memory corruption and execute arbitrary code with SYSTEM privileges.
Remediation
Install update from vendor's website.