Improper input validation in Changing Information Technology Tcbservisign Windows Version
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (44.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.twcert.org.tw/tw/cp-132-7966-8c6c3-1.html (Third Party Advisory, third-party-advisory)
- www.twcert.org.tw/en/cp-139-7972-01a6e-2.html (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2024-40721?
- CVE-2024-40721 is a high-severity vulnerability in Changing Information Technology Tcbservisign Windows Version, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2024-08-02.
- How severe is CVE-2024-40721?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2024-40721 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.