SB2020031033 - Multiple vulnerabilities in Microsoft Windows Graphics Component

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Out-of-bounds read (CVE-ID: CVE-2020-0885)

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

The vulnerability exists due to a boundary condition within the Windows GDI component. A remote attacker can trick a victim to open a specially crafted document or visit an untrusted webpage. trigger out-of-bounds read error and read contents of memory on the system.

2) Buffer overflow (CVE-ID: CVE-2020-0791)

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

The vulnerability exists due to a boundary error when the Windows Graphics Component improperly handles objects in memory. A local user can use a specially crafted application to trigger memory corruption and execute arbitrary code on the target system.

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

3) Buffer overflow (CVE-ID: CVE-2020-0898)

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

The vulnerability exists due to a boundary error when the Windows Graphics Component improperly handles objects in memory. A local user can use a specially crafted application to 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-2020-0885
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0791
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0898