Buffer Overflow Vulnerability in Netgear EX6200 Router
CVE-2025-4142

8.7HIGH

Key Information:

Vendor

Netgear
Status
Ex6200
Vendor
CVE Published:
30 April 2025
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What is CVE-2025-4142?

A buffer overflow vulnerability has been identified in the Netgear EX6200 router, specifically within the function sub_3C8EC. This flaw arises from improper handling of the host argument, making it possible for attackers to exploit this weakness remotely. As a consequence, unauthorized access to device functionalities could occur, potentially leading to further network compromises. The vendor was approached for comment on this matter but has not provided any feedback.

Affected Version(s)

EX6200 1.0.3.94

References

https://vuldb.com/?id.306634
vdb-entrytechnical-description
https://vuldb.com/?ctiid.306634
signaturepermissions-required
https://vuldb.com/?submit.560790
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

  • Vulnerability published

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CVE-2025-4142 : Buffer Overflow Vulnerability in Netgear EX6200 Router