#VU113121 Stack-based buffer overflow in FH451 - CVE-2025-7793
Published: July 22, 2025
Vulnerability identifier: #VU113121
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2025-7793
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
FH451
FH451
Software vendor:
Shenzhen Tenda Technology Co.,Ltd.
Shenzhen Tenda Technology Co.,Ltd.
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the webSiteId parameter in the formWebTypeLibrary function. A remote user can trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.