SB2021011268 - Multiple vulnerabilities in Microsoft Windows Projected File System FS Filter Driver

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Information disclosure (CVE-ID: CVE-2021-1672)

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

The vulnerability exists due to excessive data output by the application in Windows Projected File System FS Filter Driver. A local user can gain unauthorized access to sensitive information on the system.

2) Information disclosure (CVE-ID: CVE-2021-1670)

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

The vulnerability exists due to excessive data output by the application in Windows Projected File System FS Filter Driver. A local user can gain unauthorized access to sensitive information on the system.

3) Information disclosure (CVE-ID: CVE-2021-1663)

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

The vulnerability exists due to excessive data output by the application in Windows Projected File System FS Filter Driver. A local user can gain unauthorized access to sensitive information on the system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1672
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1670
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1663