CVE-2020-1086: 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-2020-1090, CVE-2020-1125, CVE-2020-1139, CVE-2020-1149, 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 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 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 KB4551853 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch KB4556807
Event History
Frequently Asked Questions
What is the severity of CVE-2020-1086?
CVE-2020-1086 has a CVSS score indicating it is a high-severity elevation of privilege vulnerability.
How do I fix CVE-2020-1086?
To fix CVE-2020-1086, ensure that your Windows system is updated with the latest patches from Microsoft.
Which versions of Windows are affected by CVE-2020-1086?
CVE-2020-1086 affects multiple versions of Windows 10 and Windows Server, including 1607, 1709, 1803, 1809, 1903, and 1909.
What does CVE-2020-1086 allow an attacker to do?
CVE-2020-1086 allows an attacker to elevate their privileges on a vulnerable system.
Is CVE-2020-1086 being actively exploited?
There has been no public indication at this time that CVE-2020-1086 is actively being exploited in the wild.