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.
References (2)
Core 2
Core References
Third Party Advisory third-party-advisory
https://www.twcert.org.tw/tw/cp-132-7967-9efdf-1.html
Third Party Advisory third-party-advisory
https://www.twcert.org.tw/en/cp-139-7973-e10c6-2.html
Scores
CVSS v3
4.3
EPSS
0.0045
EPSS Percentile
36.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-121
CWE-787
Status
published
Products (1)
changingtec/tcb_servisign
< 1.0.24.0318
Published
Aug 02, 2024
Tracked Since
Feb 18, 2026