CVE-2020-0981 Information

Description

A security feature bypass vulnerability exists when Windows fails to properly handle token relationships.An attacker who successfully exploited the vulnerability could allow an application with a certain integrity level to execute code at a different integrity level leading to a sandbox escape.The update addresses the vulnerability by correcting how Windows handles token relationships aka ‘Windows Token Security Feature Bypass Vulnerability’.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Reference

http://packetstormsecurity.com/files/157248/Microsoft-Windows-NtFilterToken-ParentTokenId-Incorrect-Setting-Privilege-Escalation.html https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0981

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8