Vulnerability in Tenda Ac15
CVE-2025-8979
A vulnerability was identified in Tenda AC15 15.13.07.13. Affected by this vulnerability is the function check_fw_type/split_fireware/check_fw of the component Firmware Update Handler. The manipulation leads to insufficient verification of data authenticity. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (33.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 33.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Tenda Ac15 — versions 15.13.07.13
- Tenda Ac15 Firmware — versions 15.13.07.13
Weakness classification (CWE)
Public proof-of-concept exploits
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)
- vuldb.com/ (Not Applicable, third-party-advisory)
- github.com/IOTRes/IOT_Firmware_Update/blob/main/Tenda/AC15_Auth.md (Exploit, Third Party Advisory, patch)
- github.com/IOTRes/IOT_Firmware_Update/blob/main/Tenda/AC15_Inte.md (Exploit, Third Party Advisory, exploit, patch)
- www.tenda.com.cn/ (Product, product)
Frequently asked questions
- What is CVE-2025-8979?
- CVE-2025-8979 is a medium-severity vulnerability in Tenda Ac15, classified under Insufficient Verification of Data Authenticity. CVSS score: 6.6/10. Published 2025-08-14.
- How severe is CVE-2025-8979?
- Medium severity. CVSS v3 base score is 6.6 out of 10.
- Is CVE-2025-8979 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.