SB2020090822 - Multiple vulnerabilities in Microsoft Graphics Component
Published: September 8, 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-2020-1097)
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Windows GDI component. A local user can use a specially crafted application to trigger out-of-bounds read error and read contents of memory on the system.
2) Out-of-bounds read (CVE-ID: CVE-2020-1083)
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Microsoft Windows Graphics Component. A local user can use a specially crafted application to trigger out-of-bounds read error and read contents of memory on the system.
3) Out-of-bounds read (CVE-ID: CVE-2020-1091)
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Windows GDI component. A local user 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-2020-0998)
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.
5) Out-of-bounds read (CVE-ID: CVE-2020-0921)
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Microsoft Windows Graphics Component. A local user 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-2020-1097
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1083
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1091
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0998
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0921