SB2020101320 - Multiple vulnerabilities in Microsoft Windows GDI+

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Out-of-bounds read (CVE-ID: CVE-2020-16914)

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

The vulnerability exists due to the way that the Windows Graphics Device Interface Plus (GDI+) handles objects in memory. A local user can use a specially crafted application, trigger out-of-bounds read error and read contents of memory on the system.

2) Buffer overflow (CVE-ID: CVE-2020-16911)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the way that the Windows Graphics Device Interface (GDI) handles objects in the memory. A remote attacker can trick the victim to open a specially crafted document file or visit a malicious website, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16914
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16911