CVE-2025-4142: Netgear EX6200 sub_3C8EC buffer overflow

Published Apr 30, 2025
·
Updated

A vulnerability has been found in Netgear EX6200 1.0.3.94 and classified as critical. This vulnerability affects the function sub3C8EC. The manipulation of the argument host leads to buffer overflow. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

3 affected components
Netgear EX6200
All of the following
Netgear Ex6200 Firmware=1.0.3.94
Netgear EX6120

Event History

Apr 30, 2025
CVE Published
via MITRE·10:31 PM
Data Sourced
via MITRE·10:31 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·11:16 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-4142?

CVE-2025-4142 is classified as critical due to its potential for remote exploitation and buffer overflow.

2

How do I fix CVE-2025-4142?

To fix CVE-2025-4142, update your Netgear EX6200 firmware to the latest version provided by the vendor.

3

What impacts does CVE-2025-4142 have on my device?

CVE-2025-4142 can lead to unauthorized access and control over the device due to remote execution of malicious code.

4

Is there a workaround for CVE-2025-4142?

Currently, the recommended workaround for CVE-2025-4142 is to disable remote management features if not required.

5

Who is affected by CVE-2025-4142?

CVE-2025-4142 affects users of the Netgear EX6200 router running firmware version 1.0.3.94.

Contact

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