SB2018111318 - Multiple vulnerabilities in Microsoft DirectX

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Information disclosure (CVE-ID: CVE-2018-8563)

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

The vulnerability exists due to improper handling of objects in memory by DirectX. A local attacker can run a specially crafted application and gain unauthorized access to sensitive information on the system.

2) Privilege escalation (CVE-ID: CVE-2018-8561)

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to improper handling of objects in memory by DirectX. A local attacker can run a specially crafted application and execute arbitrary code with elevated privileges.

3) Privilege escalation (CVE-ID: CVE-2018-8554)

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to improper handling of objects in memory by DirectX. A local attacker can run a specially crafted application and execute arbitrary code with elevated privileges.

4) Privilege escalation (CVE-ID: CVE-2018-8485)

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to improper handling of objects in memory by DirectX. A local attacker can run a specially crafted application and execute arbitrary code with elevated privileges

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8563
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8561
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8554
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8485