What’s Vulnerable › Vulnerabilities

CVE-2025-4120: Netgear JWNR2000v2 sub_4238E8 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 was found in Netgear JWNR2000v2 1.0.0.11. It has been classified as critical. Affected is the function sub_4238E8. 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.

Affected products

• Netgear JWNR2000v2: 1.0.0.11

References

• https://github.com/jylsec/vuldb/blob/main/Netgear/netgear_JWNR2000v2/Buffer_overflow-sub_4238E8-log_type/README.md
• https://vuldb.com/?ctiid.306600
• https://vuldb.com/?id.306600
• https://vuldb.com/?submit.560774
• https://www.netgear.com/

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