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 im…
EPSS: 0.065 (91.3th 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
- D-link Dir-823g — versions 1.0.2B05_20181207
Weakness classification (CWE)
References
- VDB-299826 | D-Link DIR-823G DDNS Service HNAP1 SetDDNSSettings improper authorization (vdb-entry, technical-description)
- VDB-299826 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #513750 | D-Link DIR-823G V1.0.2B05_20181207 Improper Access Controls (third-party-advisory)
- lavender-bicycle-a5a.notion.site/D-Link-DIR-823G-SetDDNSSettings-1ac53a41781f80… (exploit)
- www.dlink.com/ (product)
Frequently asked questions
- What is CVE-2025-2359?
- CVE-2025-2359 is a high-severity vulnerability in D-link Dir-823g, classified under Improper Authorization. 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.