Buffer Overflow Vulnerability in Netgear JWNR2000v2 Router
CVE-2025-4114

8.7HIGH

Key Information:

Vendor

Netgear
Status
Jwnr2000v2
Vendor
CVE Published:
30 April 2025
đź”” Create Netgear Vulnerability Alert

What is CVE-2025-4114?

A buffer overflow vulnerability has been identified in the Netgear JWNR2000v2 router, specifically within the check_language_file function. This vulnerability allows an attacker to manipulate the host argument, leading to potential remote code execution. This poses significant risks to network security as it could be exploited without physical access to the device. Despite attempts to inform the vendor about this issue, there has been no response or mitigation action taken.

Affected Version(s)

JWNR2000v2 1.0.0.11

References

https://vuldb.com/?id.306594
vdb-entrytechnical-description
https://vuldb.com/?ctiid.306594
signaturepermissions-required
https://vuldb.com/?submit.560768
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

yummysoup2 (VulDB User)
.
CVE-2025-4114 : Buffer Overflow Vulnerability in Netgear JWNR2000v2 Router