Buffer overflow in Tenda Ac8
CVE-2025-4368
A vulnerability, which was classified as critical, was found in Tenda AC8 16.03.34.06. Affected is the function formGetRouterStatus of the file /goform/MtuSetMacWan. The manipulation of the argument shareSpeed leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.008 (56.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000
Affected products
- Tenda Ac8 — versions 16.03.34.06
- Tenda Ac8 Firmware — versions 16.03.34.06
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/fjl1113/cve/blob/main/Tenda.md (exploit, broken-link, Broken Link)
- www.tenda.com.cn/ (Product, product)
Frequently asked questions
- What is CVE-2025-4368?
- CVE-2025-4368 is a high-severity vulnerability in Tenda Ac8, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-05-06.
- How severe is CVE-2025-4368?
- High severity. CVSS v3 base score is 8.8 out of 10.