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

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-12-08 · updated 2026-10-14
Weakness: CWE-74

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

D-Link DIR-823X: all versions

References

https://github.com/panda666-888/vuls/blob/main/d-link/dir-823x/set_wan_settings.md
https://github.com/panda666-888/vuls/blob/main/d-link/dir-823x/set_wan_settings.md#poc
https://vuldb.com/?ctiid.334651
https://vuldb.com/?id.334651
https://vuldb.com/?submit.700499
https://www.dlink.com/

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