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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.154 (96.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.154 · newest: 0.154 · change: 0.000
Affected products
- D-Link Dir-823g — versions 1.0.2B05_20181207
- Dlink Dir-823g
- Dlink Dir-823g Firmware — versions 1.0.2b05_20181207
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- lavender-bicycle-a5a.notion.site/D-Link-DIR-823G-SetDDNSSettings-1ac53a41781f80… (Exploit, Third Party Advisory, exploit)
- www.dlink.com/ (Product, product)
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.