Buffer overflow in Tenda M3
CVE-2025-15231
A vulnerability was determined in Tenda M3 1.0.0.13(4903). This affects the function formSetRemoteVlanInfo of the file /goform/setVlanInfo. Executing a manipulation of the argument ID/vlan/port can lead to stack-based buffer overflow. The…
Vulnerability class: Buffer Overflow
EPSS: 0.002 (39.9th 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-338627 | Tenda M3 setVlanInfo formSetRemoteVlanInfo stack-based overflow (vdb-entry, technical-description)
- VDB-338627 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #725493 | Tenda M3 V1.0.0.13(4903) Stack-based Buffer Overflow (third-party-advisory)
- github.com/dwBruijn/CVEs/blob/main/Tenda/setRemoteVlanInfo.md (exploit)
- www.tenda.com.cn/ (product)
Frequently asked questions
- What is CVE-2025-15231?
- CVE-2025-15231 is a high-severity vulnerability in Tenda M3, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2025-12-30.
- How severe is CVE-2025-15231?
- High severity. CVSS v3 base score is 8.8 out of 10.