PT-2025-18284 · NetGear · Netgear Wnr2000V2

Yummysoup2 · CVE-2025-4120 · Published 2025-04-17 · Updated 2025-05-13

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Netgear JWNR2000v2 version 1.0.0.11

Description A critical vulnerability was found in the Netgear JWNR2000v2, affecting the function sub 4238E8. The manipulation of the argument host leads to a buffer overflow. This issue can be exploited remotely. The vendor was contacted about this disclosure but did not respond.

Recommendations For Netgear JWNR2000v2 version 1.0.0.11, as a temporary workaround, consider disabling the sub 4238E8 function until a patch is available. Restrict access to the vulnerable function to minimize the risk of exploitation. Avoid using the argument host in the affected function until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

BDU:2025-09467

CVE-2025-4120

Affected Products

Netgear Wnr2000V2

References · 15

• https://nvd.nist.gov/vuln/detail/CVE-2025-4120 · Security Note
• https://bdu.fstec.ru/vul/2025-09467 · Security Note
• https://osv.dev/vulnerability/CVE-2025-4120 · Vendor Advisory
• https://github.com/jylsec/vuldb/blob/main/Netgear/netgear_JWNR2000v2/Buffer_overflow-sub_4238E8-log_type/README.md · Note
• https://github.com/jylsec/vuldb · Note
• https://twitter.com/CVEnew/status/1917583609965208027 · Twitter Post
• https://t.me/cvenotify/122069 · Telegram Post
• https://twitter.com/CveFindCom/status/1917588244855746584 · Twitter Post
• https://t.me/latest_high_impact_cve/2232 · Telegram Post
• https://t.me/cvetracker/22721 · Telegram Post
• https://vuldb.com/?submit.560774 · Note
• https://t.me/cvedetector/24118 · Telegram Post
• https://netgear.com · Note
• https://vuldb.com/?id.306600 · Note
• https://vuldb.com/?ctiid.306600 · Note