Memory Corruption Vulnerability in D-Link Networking Products
CVE-2025-13547

8.7HIGH

Key Information:

Vendor

D-link
Status
Dir-822k
Dwr-m920
Vendor
CVE Published:
23 November 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-13547?

A critical vulnerability has been identified in D-Link DIR-822K and DWR-M920 routers that can lead to memory corruption through an exploit in the /boafrm/formDdns component. The flaw is triggered by a manipulation of the submit-url argument, potentially allowing attackers to execute remote exploits. This vulnerability poses risks as it can be initiated from a distance, making it crucial for users to take immediate action to secure their devices and protect their networks from unauthorized access.

Affected Version(s)

DIR-822K 1.00_20250513164613

DIR-822K 1.1.50

DWR-M920 1.00_20250513164613

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-2025-13547 - Proof of Concept

References

https://vuldb.com/?id.333314
vdb-entrytechnical-description
https://vuldb.com/?ctiid.333314
signaturepermissions-required
https://vuldb.com/?submit.693758
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

hhsw34 (VulDB User)
JSON
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CVE-2025-13547 : Memory Corruption Vulnerability in D-Link Networking Products