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Status published
Critical
CVE-2021-37909
CHANGING Inc. TSSServiSignAdapter Windows Versions - Improper Input Validation
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
CHANGING Inc.
View all reports →Affected Software
TSSServiSignAdapter
Vulnerable Versions:
unspecified
Timeline
Official Publish:
September 15th, 2021
Last Modified:
September 17th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H