SB2025031176 - Heap-based buffer overflow in Microsoft Windows exFAT File System 



SB2025031176 - Heap-based buffer overflow in Microsoft Windows exFAT File System

Published: March 11, 2025

Security Bulletin ID SB2025031176
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Heap-based buffer overflow (CVE-ID: CVE-2025-21180)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Windows exFAT File System. A remote attacker can trick a victim to mount a specially crafted VHD, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.