Improper Authorization in D-Link DIR-823G DDNS Service
CVE-2025-2359

6.9MEDIUM

Key Information:

Vendor
D-link
Status
Dir-823g
Vendor
CVE Published:
17 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A security concern has been identified in the D-Link DIR-823G device version 1.0.2B05_20181207, specifically within the SetDDNSSettings function of the DDNS Service component. This vulnerability arises from improper authorization due to the manipulation of the SOAPAction argument, which can be exploited remotely by unauthorized users. The affected products are no longer supported by the manufacturer, increasing the risk as the vulnerability is publicly known and may be actively exploited.

Affected Version(s)

DIR-823G 1.0.2B05_20181207

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-2359 - Proof of Concept

References

https://vuldb.com/?id.299826
vdb-entrytechnical-description
https://vuldb.com/?ctiid.299826
signaturepermissions-required
https://vuldb.com/?submit.513750
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

wxhwxhwxh_mie (VulDB User)
.