CVE-2025-8979: Tenda AC15 Firmware Update check_fw data authenticity

Severity: medium (CVSS 6.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-08-14 · updated 2026-06-17
Weakness: CWE-345

Description

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.

Affected products

Tenda AC15: 15.13.07.13

References

https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Tenda/AC15_Auth.md
https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Tenda/AC15_Inte.md
https://vuldb.com/?ctiid.319975
https://vuldb.com/?id.319975
https://vuldb.com/?submit.628602
https://vuldb.com/?submit.628603
https://www.tenda.com.cn/

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