SB2020051225 - Multiple vulnerabilities in Microsoft Windows GDI
Published: May 12, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Out-of-bounds read (CVE-ID: CVE-2020-0963)
The vulnerability allows a local attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Windows GDI component. A local attacker can trick a victim to open a specially crafted document, or visit a malicious webpage, trigger out-of-bounds read error and read contents of memory on the system.
2) Out-of-bounds read (CVE-ID: CVE-2020-1179)
The vulnerability allows a local attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Windows GDI component. A local attacker can trick a victim to open a specially crafted document, or visit a malicious webpage, trigger out-of-bounds read error and read contents of memory on the system.
3) Out-of-bounds read (CVE-ID: CVE-2020-1141)
The vulnerability allows a local attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Windows GDI component. A local attacker can use a specially crafted application to trigger out-of-bounds read error and read contents of memory on the system.
4) Buffer overflow (CVE-ID: CVE-2020-1142)
The vulnerability allows a local user to escalate privilege so the system.
The vulnerability exists due to a boundary error in the Windows Graphics Device Interface (GDI) 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.
5) Out-of-bounds read (CVE-ID: CVE-2020-1145)
The vulnerability allows a local attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Windows GDI component. A local attacker can use a specially crafted application to trigger out-of-bounds read error and read contents of memory on the system.
Remediation
Install update from vendor's website.
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0963
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1179
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1141
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1142
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1145