Buffer Overflow Vulnerability in D-Link DIR-825 Router
CVE-2025-6292

8.7HIGH

Key Information:

Vendor

D-link
Status
Dir-825
Vendor
CVE Published:
20 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-6292?

A stack-based buffer overflow vulnerability has been identified in the D-Link DIR-825 router, specifically within the HTTP POST Request Handler function. This security flaw arises from improper handling of input, allowing an attacker to send specially crafted requests that exploit the vulnerability to execute arbitrary code remotely. The affected firmware version 2.03 is no longer supported by D-Link, which increases the risk of exploitation as no patches or updates will be provided. Organizations using this device should consider replacement or urgent mitigation strategies.

Affected Version(s)

DIR-825 2.03

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-2025-6292 - Proof of Concept

References

https://vuldb.com/?id.313294
vdb-entrytechnical-description
https://vuldb.com/?ctiid.313294
signaturepermissions-required
https://vuldb.com/?submit.593938
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

xiaobor123 (VulDB User)
.
CVE-2025-6292 : Buffer Overflow Vulnerability in D-Link DIR-825 Router