SB2020021126 - Multiple vulnerabilities in Microsoft Windows Function Discovery Service

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Buffer overflow (CVE-ID: CVE-2020-0682)

The vulnerability allows a local user to escalate privilege so the system.

The vulnerability exists due to a boundary error in the Windows Function Discovery Service when handling objects in memory. A local user can create a specially crafted application, trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

2) Buffer overflow (CVE-ID: CVE-2020-0680)

The vulnerability allows a local user to escalate privilege so the system.

The vulnerability exists due to a boundary error in the Windows Function Discovery Service when handling objects in memory. A local user can create a specially crafted application, trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

3) Buffer overflow (CVE-ID: CVE-2020-0679)

The vulnerability allows a local user to escalate privilege so the system.

The vulnerability exists due to a boundary error in the Windows Function Discovery Service when handling objects in memory. A local user can create a specially crafted application, trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0682
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0680
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0679