CVE-2020-1077: 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-2020-1086, 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-2020-1158, 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 KB4556813 - 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 is the severity of CVE-2020-1077?
CVE-2020-1077 has a severity rating of important, indicating that it can lead to significant security risks.
How do I fix CVE-2020-1077?
To fix CVE-2020-1077, apply the latest security updates provided by Microsoft for affected versions of Windows.
Which versions of Windows are impacted by CVE-2020-1077?
CVE-2020-1077 affects multiple versions of Windows 10, including 1607, 1709, 1803, 1809, 1903, and 1909, as well as Windows Server 2016 and 2019.
What type of vulnerability is CVE-2020-1077?
CVE-2020-1077 is classified as an elevation of privilege vulnerability, allowing attackers to gain higher permissions under certain conditions.
Can CVE-2020-1077 be exploited remotely?
CVE-2020-1077 requires local access to exploit, so it cannot be directly exploited remotely without prior exploitation.