Buffer Overflow Vulnerability in D-Link DCS-932L Product Line
CVE-2025-4843

8.7HIGH

Key Information:

Vendor

D-link

Status
Vendor
CVE Published:
18 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4843?

A vulnerability affecting the D-Link DCS-932L product line has been identified, where manipulation of the CameraName argument in the SubUPnPCSInit function can lead to a stack-based buffer overflow. This issue is particularly concerning as it allows remote attackers to exploit the vulnerability in unsupported products. The exploit has been publicly disclosed, heightening the risk to users of these devices. Continuous use of unsupported products may leave systems open to unauthorized access and manipulation.

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.

References

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

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CVE-2025-4843 : Buffer Overflow Vulnerability in D-Link DCS-932L Product Line