Vulnerability · Published Aug 2, 2024 · Assigned by twcert
CVE-2024-40721CHANGING Information Technology TCBServiSign Windows Version - Improper Input Validation
High 8.8
In plain English
A high-severity improper input validation in TCBServiSign Windows Version from CHANGING Information Technology. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.6%top 53.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| CHANGING Information Technology | TCBServiSign Windows Version | 0 – before 1.0.24.0318 |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://www.twcert.org.tw/tw/cp-132-7966-8c6c3-1.html third-party-advisory
- https://www.twcert.org.tw/en/cp-139-7972-01a6e-2.html third-party-advisory