CVE-2020-0981
HIGHWindows 10 and Windows Server 2016 - Security Feature Bypass via Token Handling
Title source: llmDescription
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'.
References (2)
Core 2
Core References
Patch, Vendor Advisory x_refsource_misc
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0981
Third Party Advisory, VDB Entry x_refsource_misc
http://packetstormsecurity.com/files/157248/Microsoft-Windows-NtFilterToken-ParentTokenId-Incorrect-Setting-Privilege-Escalation.html
Scores
CVSS v3
8.8
EPSS
0.0124
EPSS Percentile
65.5%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Details
CWE
CWE-863
Status
published
Products (4)
microsoft/windows_10
1903
microsoft/windows_10
1909
microsoft/windows_server_2016
1903
microsoft/windows_server_2016
1909
Published
Apr 15, 2020
Tracked Since
Feb 18, 2026