// For flags

CVE-2024-40719

CHANGING Information Technology TCBServiSign Windows Version - Inadequate Encryption Strength

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

The encryption strength of the authorization keys in CHANGING Information Technology TCBServiSign Windows Version is insufficient. When a remote attacker tricks a victim into visiting a malicious website, TCBServiSign will treat that website as a legitimate server and interact with it.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-07-09 CVE Reserved
  • 2024-08-02 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-08-06 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-326: Inadequate Encryption Strength
CAPEC
  • CAPEC-20: Encryption Brute Forcing
References (2)
URL Tag Source
https://www.twcert.org.tw/en/cp-139-7970-e8ac5-2.html Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-7964-5b266-1.html Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
CHANGING Information Technology
Search vendor "CHANGING Information Technology"
 TCBServiSign Windows Version
Search vendor "CHANGING Information Technology" for product "TCBServiSign Windows Version"
 < 1.0.24.0318
Search vendor "CHANGING Information Technology" for product "TCBServiSign Windows Version" and version " < 1.0.24.0318"
en
Affected