CVE-2025-8979— Tenda AC15 Firmware Update check_fw data authenticity
Quick assessment
Affected
Tenda AC15
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Tenda AC15是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC15 15.13.07.13版本存在数据伪造问题漏洞，该漏洞源于固件更新处理组件中函数check_fw_type/split_fireware/check_fw的数据真实性验证不足。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-8979
Vulnerability Information
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Vulnerability Title
Tenda AC15 Firmware Update check_fw data authenticity
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对数据真实性的验证不充分
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda AC15 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC15是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC15 15.13.07.13版本存在数据伪造问题漏洞，该漏洞源于固件更新处理组件中函数check_fw_type/split_fireware/check_fw的数据真实性验证不足。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2025-8979
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · Tenda · 2025-08-14 · 5 CVEs total
| CVE-2025-8958 | 8.8 HIGH | Tenda TX3 fast_setting_wifi_set stack-based overflow |
| CVE-2025-8940 | 8.8 HIGH | Tenda AC20 saveParentControlInfo strcpy buffer overflow |
| CVE-2025-8939 | 8.8 HIGH | Tenda AC20 WifiGuestSet buffer overflow |
| CVE-2025-8980 | 6.6 MEDIUM | Tenda G1 Firmware Update check_upload_file data authenticity |
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