CVE-2021-37909 Information

Description

WriteRegistry function in TSSServiSign component does not filter and verify users’ input remote attackers can rewrite to the registry without permissions thus perform hijack attacks to execute arbitrary code.

CVSS Vector

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

Reference

https://www.twcert.org.tw/tw/cp-132-5093-76f04-1.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8