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CVE-2025-14208— D-Link DIR-823X set_wan_settings sub_415028 command injection

Quick assessment

Affected
D-Link DIR-823X
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.

D-Link DIR-823X是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-823X 20250416及之前版本存在命令注入漏洞，该漏洞源于对文件/goform/set_wan_settings中参数ppp_username的错误操作，可能导致命令注入。

CVSS 6.3 · Medium EPSS 3.39% · P88

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-14208

Vulnerability Information
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Vulnerability Title
D-Link DIR-823X set_wan_settings sub_415028 command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in D-Link DIR-823X up to 20250416. This affects the function sub_415028 of the file /goform/set_wan_settings. The manipulation of the argument ppp_username results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be exploited.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DIR-823X 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-823X是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-823X 20250416及之前版本存在命令注入漏洞，该漏洞源于对文件/goform/set_wan_settings中参数ppp_username的错误操作，可能导致命令注入。
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
D-Link DIR-823X 20250416 -

II. Public POCs for CVE-2025-14208

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III. Intelligence Information for CVE-2025-14208

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Vendor Advisories for CVE-2025-14208 (3)

Proof of Concept for CVE-2025-14208 (1)

Vendor Pages for CVE-2025-14208 (1)

Other References for CVE-2025-14208 (1)

IV. Related Vulnerabilities

Same product: DIR-823X
Same vendor: D-Link
Same weakness: CWE-77

V. Comments for CVE-2025-14208

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