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CVE-2025-5853— Tenda AC6 SetRemoteWebCfg formSetSafeWanWebMan stack-based overflow

Quick assessment

Affected
Tenda AC6
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda AC6是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC6 15.03.05.16版本存在安全漏洞，该漏洞源于文件/goform/SetRemoteWebCfg中参数remoteIp的操作导致栈缓冲区溢出。

CVSS 8.8 · High EPSS 5.53% · P92
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I. Basic Information for CVE-2025-5853

Vulnerability Information
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Vulnerability Title
Tenda AC6 SetRemoteWebCfg formSetSafeWanWebMan stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability classified as critical was found in Tenda AC6 15.03.05.16. Affected by this vulnerability is the function formSetSafeWanWebMan of the file /goform/SetRemoteWebCfg. The manipulation of the argument remoteIp leads to stack-based buffer overflow. The attack can be launched remotely. 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:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda AC6 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC6是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC6 15.03.05.16版本存在安全漏洞，该漏洞源于文件/goform/SetRemoteWebCfg中参数remoteIp的操作导致栈缓冲区溢出。
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

Vendor Product Affected Versions CPE Subscribe
Tenda AC6 15.03.05.16 -

II. Public POCs for CVE-2025-5853

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III. Intelligence Information for CVE-2025-5853

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Same Patch Batch · Tenda · 2025-06-09 · 9 CVEs total

CVE-2025-5863 8.8 HIGH Tenda AC5 SetRebootTimer formSetRebootTimer stack-based overflow
CVE-2025-5862 8.8 HIGH Tenda AC7 setPptpUserList formSetPPTPUserList buffer overflow
CVE-2025-5861 8.8 HIGH Tenda AC7 AdvSetLanip fromadvsetlanip buffer overflow
CVE-2025-5855 8.8 HIGH Tenda AC6 SetRebootTimer formSetRebootTimer stack-based overflow
CVE-2025-5854 8.8 HIGH Tenda AC6 AdvSetLanip fromadvsetlanip buffer overflow
CVE-2025-5852 8.8 HIGH Tenda AC6 setPptpUserList formSetPPTPUserList buffer overflow
CVE-2025-5900 4.3 MEDIUM Tenda AC9 cross-site request forgery
CVE-2025-5864 3.7 LOW Tenda TDSEE App Password Reset Confirmation Code ConfirmSmsCode excessive authentication

IV. Related Vulnerabilities

Same product: AC6
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2025-5853

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