Vulnerability · Published Dec 8, 2025 · Assigned by VulDB

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

Medium 6.3

In plain English

A medium-severity command injection in DIR-823X from D-Link. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 3.4% (higher than 89% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)3.4%top 11.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
D-Link	DIR-823X	20250416

Weakness: CWE-77, CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C

References

VDB-334651 | D-Link DIR-823X set_wan_settings sub_415028 command injection vdb-entry, technical-description
VDB-334651 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #700499 | D-Link DIR-823X 250416 Command Injection third-party-advisory
https://github.com/panda666-888/vuls/blob/main/d-link/dir-823x/set_wan_settings.md related
https://github.com/panda666-888/vuls/blob/main/d-link/dir-823x/set_wan_settings.md#poc exploit
https://www.dlink.com/ product