CVE-2024-40720

EUVD-2024-38585
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 88%
Affected Products (NVD)
VendorProductVersion
changingtectcb_servisign
𝑥
< 1.0.24.0318
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
changinginformationtechnologytcbservisign
𝑥
< 1.0.24.0318
ADP
Common Weakness Enumeration
References
https://www.twcert.org.tw/en/cp-139-7971-d9584-2.html
https://www.twcert.org.tw/tw/cp-132-7965-8285d-1.html