CVE-2024-40721

HIGH

TCBServiSign < 1.0.24.0318 - Unauthenticated DLL Loading via Improper Input Validation

Title source: llm

Description

The specific API in TCBServiSign Windows Version from CHANGING Information Technology does not properly validate server-side input. When a user visits a spoofed website, unauthenticated remote attackers can cause the TCBServiSign to load a DLL from an arbitrary path.

References (2)

Core 2

Core References

Third Party Advisory third-party-advisory

https://www.twcert.org.tw/tw/cp-132-7966-8c6c3-1.html

Third Party Advisory third-party-advisory

https://www.twcert.org.tw/en/cp-139-7972-01a6e-2.html

Scores

CVSS v3 8.8

EPSS 0.0053

EPSS Percentile 40.7%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-20

Status published

Products (1)

changingtec/tcb_servisign < 1.0.24.0318

Published Aug 02, 2024

Tracked Since Feb 18, 2026