CVE-2020-1149: 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-2020-1151, CVE-2020-1155, CVE-2020-1156, CVE-2020-1157, CVE-2020-1158, 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 KB4556853 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch KB4556846 - 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 KB4556826 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch KB4556799 - 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 KB4551853 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch KB4556807
Event History
Frequently Asked Questions
What access does an attacker need to exploit this issue?
The attacker needs to run a specially crafted application on the victim system. The CVSS vector identifies the attack as local, requires no prior privileges, and requires user interaction.
What is the impact of successful exploitation?
A successful attacker could run arbitrary code in an elevated context, potentially affecting confidentiality, integrity, and availability.
Which systems should be reviewed for exposure?
Review systems running Microsoft Windows 7, Windows 10, Windows RT 8.1, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, or Windows Server 2019. The provided data does not identify specific affected build or update levels.
What remediation is identified?
Apply the security update that corrects how the Windows Runtime handles objects in memory.