CVE-2025-8979

Name: CVE-2025-8979
Creator: NVD / NIST
Published: 2025-08-14T20:15:37.583+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.6/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2025-8979 is a medium-severity vulnerability rated 6.6/10 on the CVSS scale. 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. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.6/10

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

6.6/10

CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.39%

30.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-345

Affected Software

Vendor	Product	Versions
Tenda	Ac15 Firmware	15.13.07.13

References

https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Tenda/AC15_Auth.mdExploit, Third Party Advisory
https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Tenda/AC15_Inte.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.319975Permissions Required
https://vuldb.com/?id.319975Third Party Advisory, VDB Entry
https://vuldb.com/?submit.628602Third Party Advisory, VDB Entry
https://vuldb.com/?submit.628603Not Applicable
https://www.tenda.com.cn/Product

Timeline

Published: Aug 14, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-8979?

How severe is CVE-2025-8979?

CVE-2025-8979 has a CVSS score of 6.6/10 (MEDIUM severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2025-8979?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-8979?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST