Buffer overflow in Tenda Ac7
CVE-2025-8017
A vulnerability was found in Tenda AC7 15.03.06.44. It has been classified as critical. Affected is the function formSetMacFilterCfg of the file /goform/setMacFilterCfg of the component httpd. The manipulation of the argument deviceList leads to stack-based 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: 0.104 (95.6th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.088 · newest: 0.104 · change: +0.015
Affected products
- Tenda Ac7 — versions 1.0, 15.03.06.44
- Tenda Ac7 Firmware — versions 15.03.06.44
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/Thir0th/Thir0th-CVE/blob/main/Tenda_AC7 V1.0_V15.03.06.44 has a stac… (Exploit, Third Party Advisory, exploit)
- www.tenda.com.cn/ (Product, product)
Frequently asked questions
- What is CVE-2025-8017?
- CVE-2025-8017 is a high-severity vulnerability in Tenda Ac7, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-07-22.
- How severe is CVE-2025-8017?
- High severity. CVSS v3 base score is 8.8 out of 10.