Buffer overflow in NETGEAR Ex6200

CVE-2025-4146

A vulnerability, which was classified as critical, was found in Netgear EX6200 1.0.3.94. Affected is the function sub_41940. The manipulation of the argument host leads to buffer overflow. It is possible to launch the attack remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: Buffer Overflow

EPSS: 0.013 (67.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-4146?
CVE-2025-4146 is a high-severity vulnerability in NETGEAR Ex6200, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-05-01.
How severe is CVE-2025-4146?
High severity. CVSS v3 base score is 8.8 out of 10.