Auth bypass in D-Link Dir-823g

CVE-2025-2359

A vulnerability classified as critical has been found in D-Link DIR-823G 1.0.2B05_20181207. Affected is the function SetDDNSSettings of the file /HNAP1/ of the component DDNS Service. The manipulation of the argument SOAPAction leads to improper authorization. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

EPSS: 0.154 (96.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-2359?
CVE-2025-2359 is a high-severity vulnerability in D-Link Dir-823g, classified under Incorrect Privilege Assignment. CVSS score: 7.3/10. Published 2025-03-17.
How severe is CVE-2025-2359?
High severity. CVSS v3 base score is 7.3 out of 10.