Stack-Based Buffer Overflow in D-Link DCS-932L Security Camera
CVE-2025-4841

8.7HIGH

Key Information:

Vendor

D-link
Status
Dcs-932l
Vendor
CVE Published:
17 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4841?

A stack-based buffer overflow vulnerability has been identified in the D-Link DCS-932L 2.18.01 model, specifically within the function sub_404780 located in the /bin/gpio file. This issue arises from improper handling of the CameraName argument, allowing attackers to potentially exploit the vulnerability remotely. It is important to note that this vulnerability impacts products that are no longer receiving support from D-Link, thus increasing the urgency for users to secure their systems.

Affected Version(s)

DCS-932L 2.18.01

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-2025-4841 - Proof of Concept

References

https://vuldb.com/?id.309308
vdb-entrytechnical-description
https://vuldb.com/?ctiid.309308
signaturepermissions-required
https://vuldb.com/?submit.574924
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

BeaCox (VulDB User)
.
CVE-2025-4841 : Stack-Based Buffer Overflow in D-Link DCS-932L Security Camera