Unvalidated Server-Side Input Leads to Code Execution Vulnerability
CVE-2024-40720

8.8HIGH

Key Information:

Vendor

CHANGING Information Technology

Status
Tcb Servisign
Vendor
CVE Published:
2 August 2024

What is CVE-2024-40720?

The TCBServiSign Windows software from CHANGING Information Technology contains a significant API flaw that fails to validate server-side input accurately. Attackers can exploit this vulnerability when a user visits a maliciously crafted website, allowing them to alter the HKEY_CURRENT_USER registry directly. This can lead to executing arbitrary commands on the affected system, posing serious security risks for users who utilize this product.

References

https://www.twcert.org.tw/tw/cp-132-7965-8285d-1.html
https://www.twcert.org.tw/en/cp-139-7971-d9584-2.html

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

.