CVE-2024-40720

HIGH

TCBServiSign Windows < 1.0.24.0318 - Unauthenticated Arbitrary Command Execution via Registry Modification

Title source: llm
STIX 2.1

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 modify the `HKEY_CURRENT_USER` registry to execute arbitrary commands.

References (2)

Core 2
Core References
Third Party Advisory third-party-advisory
https://www.twcert.org.tw/tw/cp-132-7965-8285d-1.html

Scores

CVSS v3 8.8
EPSS 0.0056
EPSS Percentile 42.2%
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