CVE-2025-4115: Netgear JWNR2000v2 default_version_is_new buffer overflow

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-04-30 · updated 2026-06-17
Weakness: CWE-119

Description

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.

Affected products

NETGEAR Jwnr2000 Firmware: 1.0.0.11

References

https://github.com/jylsec/vuldb/blob/main/Netgear/netgear_JWNR2000v2/Buffer_overflow-defualt_version_is_new-StringTable_NonEnglish_Ver/README.md
https://vuldb.com/?ctiid.306595
https://vuldb.com/?id.306595
https://vuldb.com/?submit.560769
https://www.netgear.com/

Get alerted when CVE-2025-4115 or the next vulnerability affects your stack