Buffer Overflow Vulnerability in D-Link Routers and Modems
CVE-2025-13304

8.7HIGH

Key Information:

Vendor

D-link
Status
Dwr-m920
Dwr-m921
Dwr-m960
Dwr-m961
Vendor
CVE Published:
17 November 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-13304?

A security flaw has been identified in multiple D-Link router and modem models including DWR-M920, DWR-M921, DWR-M960, DWR-M961, and DIR-825M. This vulnerability resides within the /boafrm/formPingDiagnosticRun file and is triggered by manipulating the host argument, leading to a buffer overflow. The potential for remote execution makes this vulnerability particularly concerning, as it allows attackers to exploit affected devices over the network. Publicly available exploits increase the urgency for users to implement necessary security measures to protect their devices.

Affected Version(s)

DIR-825M 1.01.07

DIR-825M 1.1.47

DWR-M920 1.01.07

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-2025-13304 - Proof of Concept

References

https://vuldb.com/?id.332644
vdb-entrytechnical-description
https://vuldb.com/?ctiid.332644
signaturepermissions-required
https://vuldb.com/?submit.691808
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
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

LX-LX (VulDB User)
JSON
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CVE-2025-13304 : Buffer Overflow Vulnerability in D-Link Routers and Modems