Buffer overflow in Tenda Ac15
CVE-2025-3786
A vulnerability was found in Tenda AC15 up to 15.03.05.19 and classified as critical. This issue affects the function fromSetWirelessRepeat of the file /goform/WifiExtraSet. The manipulation of the argument mac leads to buffer overflow. The attack may be initiated 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: 0.011 (64.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.011 · change: +0.001
Affected products
- Tenda Ac15 — versions 15.03.05.0, 15.03.05.1, 15.03.05.2
- Tenda Ac15 Firmware — versions 15.03.05.19
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry, Third Party Advisory)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/CH13hh/cve/tree/AC15WifiExtraSet (Exploit, Third Party Advisory, exploit)
- www.tenda.com.cn/ (Product, product, broken-link)
Frequently asked questions
- What is CVE-2025-3786?
- CVE-2025-3786 is a high-severity vulnerability in Tenda Ac15, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-04-18.
- How severe is CVE-2025-3786?
- High severity. CVSS v3 base score is 8.8 out of 10.