Buffer overflow in Tenda M3
CVE-2025-15234
A weakness has been identified in Tenda M3 1.0.0.13(4903). Impacted is the function formSetRemoteInternetLanInfo of the file /goform/setInternetLanInfo. This manipulation of the argument portIp/portMask/portGateWay/portDns/portSecDns cause…
Vulnerability class: Buffer Overflow
EPSS: 0.003 (48.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R.
Affected products
- Tenda M3 — versions 1.0.0.13(4903)
Weakness classification (CWE)
References
- VDB-338630 | Tenda M3 setInternetLanInfo formSetRemoteInternetLanInfo heap-based overflow (vdb-entry, technical-description)
- VDB-338630 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #725496 | Tenda M3 V1.0.0.13(4903) Heap-based Buffer Overflow (third-party-advisory)
- github.com/dwBruijn/CVEs/blob/main/Tenda/setRemoteInternetLanInfo.md (exploit)
- www.tenda.com.cn/ (product)
Frequently asked questions
- What is CVE-2025-15234?
- CVE-2025-15234 is a high-severity vulnerability in Tenda M3, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2025-12-30.
- How severe is CVE-2025-15234?
- High severity. CVSS v3 base score is 8.8 out of 10.