CVE-2020-1158: Windows Runtime Elevation of Privilege Vulnerability
An elevation of privilege vulnerability exists when the Windows Runtime improperly handles objects in memory, aka 'Windows Runtime Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1077, CVE-2020-1086, CVE-2020-1090, CVE-2020-1125, CVE-2020-1139, CVE-2020-1149, CVE-2020-1151, CVE-2020-1155, CVE-2020-1156, CVE-2020-1157, CVE-2020-1164.
Other sources
An elevation of privilege vulnerability exists when the Windows Runtime improperly handles objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in an elevated context. An attacker could exploit this vulnerability by running a specially crafted application on the victim system. The update addresses the vulnerability by correcting the way the Windows Runtime handles objects in memory.
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch KB4556813 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch KB4556812 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch KB4556807 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch KB4551853 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch KB4556799
Event History
Frequently Asked Questions
What is the severity of CVE-2020-1158?
CVE-2020-1158 is classified as an elevation of privilege vulnerability with a critical severity.
How do I fix CVE-2020-1158?
To fix CVE-2020-1158, install the latest security updates provided by Microsoft for your affected Windows version.
Which operating systems are affected by CVE-2020-1158?
CVE-2020-1158 affects several versions of Microsoft Windows 10 and Windows Server 2016 and 2019.
Can CVE-2020-1158 be exploited remotely?
CVE-2020-1158 requires local access for exploitation, so it cannot be executed remotely.
What potential impact does CVE-2020-1158 have on a system?
If exploited, CVE-2020-1158 could allow an attacker to gain elevated privileges on the affected system.