SB2019111213 - Privilege escalation in Microsoft Windows Graphics Component
Published: November 12, 2019
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Buffer overflow (CVE-ID: CVE-2019-1438)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error within the Windows Graphics Component. A local usre can run a specially crafted application to trigger memory corruption and execute arbitrary code on the system with elevated privileges.
2) Buffer overflow (CVE-ID: CVE-2019-1433)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error within the Windows Graphics Component. A local usre can run a specially crafted application to trigger memory corruption and execute arbitrary code on the system with elevated privileges.
3) Buffer overflow (CVE-ID: CVE-2019-1437)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error within the Windows Graphics Component. A local usre can run a specially crafted application to trigger memory corruption and execute arbitrary code on the system with elevated privileges.
4) Buffer overflow (CVE-ID: CVE-2019-1435)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error within the Windows Graphics Component. A local usre can run a specially crafted application to trigger memory corruption and execute arbitrary code on the system with elevated privileges.
5) Buffer overflow (CVE-ID: CVE-2019-1407)
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-2019-1438
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1433
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1437
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1435
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1407