SB2023111441 - Multiple vulnerabilities in Microsoft Windows Kernel

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Information disclosure (CVE-ID: CVE-2023-36404)

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 Kernel. A local user can gain unauthorized access to sensitive information on the system.

2) Race condition (CVE-ID: CVE-2023-36405)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a race condition in Windows Kernel. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.

3) Race condition (CVE-ID: CVE-2023-36403)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a race condition in Windows Kernel. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-36404
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-36405
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-36403