4.3
MEDIUM
CVE-2024-40722
CHANGING Information Technology TCBServiSign Windows Buffer Overflow Vulnerability
Description

The specific API in TCBServiSign Windows Version from CHANGING Information Technology does does not properly validate the length of server-side input. When a user visits a spoofed website, unauthenticated remote attackers can cause a stack-based buffer overflow in the TCBServiSign, temporarily disrupting its service.

INFO

Published Date :

Aug. 2, 2024, 11:16 a.m.

Last Modified :

Aug. 9, 2024, 2:39 p.m.

Remotely Exploitable :

Yes !

Impact Score :

1.4

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2024-40722 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Changingtec tcb_servisign
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-40722.

URL Resource
https://www.twcert.org.tw/en/cp-139-7973-e10c6-2.html Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-7967-9efdf-1.html Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-40722 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2024-40722 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Aug. 09, 2024

    Action Type Old Value New Value
    Changed Reference Type https://www.twcert.org.tw/en/cp-139-7973-e10c6-2.html No Types Assigned https://www.twcert.org.tw/en/cp-139-7973-e10c6-2.html Third Party Advisory
    Changed Reference Type https://www.twcert.org.tw/tw/cp-132-7967-9efdf-1.html No Types Assigned https://www.twcert.org.tw/tw/cp-132-7967-9efdf-1.html Third Party Advisory
    Added CWE NIST CWE-787
    Added CPE Configuration OR *cpe:2.3:a:changingtec:tcb_servisign:*:*:*:*:*:windows:*:* versions up to (excluding) 1.0.24.0318
  • CVE Received by [email protected]

    Aug. 02, 2024

    Action Type Old Value New Value
    Added Description The specific API in TCBServiSign Windows Version from CHANGING Information Technology does does not properly validate the length of server-side input. When a user visits a spoofed website, unauthenticated remote attackers can cause a stack-based buffer overflow in the TCBServiSign, temporarily disrupting its service.
    Added Reference TWCERT/CC https://www.twcert.org.tw/tw/cp-132-7967-9efdf-1.html [No types assigned]
    Added Reference TWCERT/CC https://www.twcert.org.tw/en/cp-139-7973-e10c6-2.html [No types assigned]
    Added CWE TWCERT/CC CWE-121
    Added CVSS V3.1 TWCERT/CC AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-40722 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-40722 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability