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CVE-2025-4117— Netgear JWNR2000v2 sub_41A914 buffer overflow

Quick assessment

Affected
Netgear JWNR2000v2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

NETGEAR JWNR2000是美国网件（NETGEAR）公司的一款无线路由器。 NETGEAR JWNR2000v2 1.0.0.11版本存在安全漏洞，该漏洞源于对参数host的错误操作导致缓冲区溢出。

CVSS 5.5 · Medium EPSS 0.61% · P47

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-4117

Vulnerability Information
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Vulnerability Title
Netgear JWNR2000v2 sub_41A914 buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability, which was classified as critical, was found in Netgear JWNR2000v2 1.0.0.11. This affects the function sub_41A914. The manipulation of the argument host leads to buffer overflow. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
NETGEAR JWNR2000 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NETGEAR JWNR2000是美国网件（NETGEAR）公司的一款无线路由器。 NETGEAR JWNR2000v2 1.0.0.11版本存在安全漏洞，该漏洞源于对参数host的错误操作导致缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Netgear JWNR2000v2 1.0.0.11 -

II. Public POCs for CVE-2025-4117

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III. Intelligence Information for CVE-2025-4117

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Vendor Advisories for CVE-2025-4117 (2)

Proof of Concept for CVE-2025-4117 (1)

Vendor Pages for CVE-2025-4117 (1)

Same Patch Batch · Netgear · 2025-04-30 · 12 CVEs total

CVE-2025-4142 8.8 HIGH Netgear EX6200 sub_3C8EC buffer overflow
CVE-2025-4141 8.8 HIGH Netgear EX6200 sub_3C03C buffer overflow
CVE-2025-4140 8.8 HIGH Netgear EX6120 sub_30394 buffer overflow
CVE-2025-4139 8.8 HIGH Netgear EX6120 fwAcosCgiInbound buffer overflow
CVE-2025-4120 8.8 HIGH Netgear JWNR2000v2 sub_4238E8 buffer overflow
CVE-2025-4116 8.8 HIGH Netgear JWNR2000v2 get_cur_lang_ver buffer overflow
CVE-2025-4115 8.8 HIGH Netgear JWNR2000v2 default_version_is_new buffer overflow
CVE-2025-4114 8.8 HIGH Netgear JWNR2000v2 check_language_file buffer overflow
CVE-2025-4135 6.3 MEDIUM Netgear WG302v2 ui_get_input_value command injection
CVE-2025-4122 6.3 MEDIUM Netgear JWNR2000v2 sub_435E04 command injection
CVE-2025-4121 6.3 MEDIUM Netgear JWNR2000v2 cmd_wireless command injection

IV. Related Vulnerabilities

Same product: JWNR2000v2
Same vendor: Netgear
Same weakness: CWE-120

V. Comments for CVE-2025-4117

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