Potential Security Risk: Insecure API Validation in TCBServiSign
CVE-2024-40721

8.8HIGH

Key Information:

Vendor
CHANGING Information Technology
Status
Tcb Servisign
Vendor
CVE Published:
2 August 2024

Summary

A security flaw exists in the API of TCBServiSign Windows from CHANGING Information Technology that fails to properly validate input from servers. This vulnerability allows unauthenticated remote attackers to exploit a spoofed website, potentially causing TCBServiSign to load dynamic link libraries (DLLs) from an arbitrary and potentially malicious path. Such a scenario may result in the execution of arbitrary code on affected systems, thereby compromising the application's integrity and security.

References

https://www.twcert.org.tw/tw/cp-132-7966-8c6c3-1.html
https://www.twcert.org.tw/en/cp-139-7972-01a6e-2.html

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

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