CVE-2024-40721

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
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
twcertCNA
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
CISA-ADPADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 62%
VendorProductVersion
changingtectcb_servisign
𝑥
< 1.0.24.0318
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.twcert.org.tw/en/cp-139-7972-01a6e-2.html
https://www.twcert.org.tw/tw/cp-132-7966-8c6c3-1.html