Buffer overflow in NETGEAR Jwnr2000

CVE-2025-4115

A vulnerability classified as critical was found in Netgear JWNR2000v2 1.0.0.11. Affected by this vulnerability is the function default_version_is_new. The manipulation of the argument host leads to buffer overflow. The attack can be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (54.7th 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-2025-4115?
CVE-2025-4115 is a high-severity vulnerability in NETGEAR Jwnr2000, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-04-30.
How severe is CVE-2025-4115?
High severity. CVSS v3 base score is 8.8 out of 10.