Stack-based buffer overflow in Terra AC wallbox - CVE-2025-12143
Published: December 8, 2025
Vulnerability identifier: #VU119258
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-12143
CWE-ID: CWE-121
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error. A remote administrator on the local network can send specially crafted requests, 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.
Affected software
Terra AC wallbox
How to mitigate CVE-2025-12143
Install updates from vendor's website.
Terra AC wallbox - update to 1.8.36