SB2021051126 - Information disclosure in Microsoft Windows Projected File System FS Filter Driver 



SB2021051126 - Information disclosure in Microsoft Windows Projected File System FS Filter Driver

Published: May 11, 2021

Security Bulletin ID SB2021051126
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Information disclosure

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Out-of-bounds read (CVE-ID: CVE-2021-31191)

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in Windows Projected File System FS Filter Driver. A local user can trigger out-of-bounds read error and read contents of memory on the system.


Remediation

Install update from vendor's website.