Buffer Overflow Vulnerability in D-Link DIR-513 Routers
CVE-2025-8184

8.7HIGH

Key Information:

Vendor

D-link
Status
Dir-513
Vendor
CVE Published:
26 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8184?

A stack-based buffer overflow vulnerability has been identified in the D-Link DIR-513 router, specifically within the HTTP POST Request Handler's formSetWanL2TPcallback function. This flaw can be exploited remotely, leading to potential unauthorized access and control over the device. The vulnerability predominantly affects versions up to 1.10 of the DIR-513, which are no longer supported by D-Link. Remediation is crucial to protect against possible exploitation, especially given the public disclosure of the exploit.

Affected Version(s)

DIR-513 1.0

DIR-513 1.1

DIR-513 1.2

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-2025-8184 - Proof of Concept

References

https://vuldb.com/?id.317597
vdb-entrytechnical-description
https://vuldb.com/?ctiid.317597
signaturepermissions-required
https://vuldb.com/?submit.622222
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

AttackingLin (VulDB User)
.
CVE-2025-8184 : Buffer Overflow Vulnerability in D-Link DIR-513 Routers