CVE-2025-4121
Published: 30 April 2025
Summary
CVE-2025-4121 is a medium-severity Injection (CWE-74) vulnerability in Netgear Jwnr2000V2 Firmware. Its CVSS base score is 5.3 (Medium).
Operationally, ranked in the top 17.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
The vulnerability CVE-2025-4121 is a command injection flaw in the cmd_wireless function of Netgear JWNR2000v2 firmware version 1.0.0.11. Manipulation of the host argument allows injection of operating system commands, as indicated by the associated CWEs 74 and 77.
Remote attackers with low privileges can exploit the issue without user interaction to execute arbitrary commands, producing limited effects on device confidentiality, integrity, and availability according to the CVSS 5.3 rating.
The vendor was notified in advance but did not respond, and the listed references contain no information on patches or other mitigations. The EPSS score has remained low, with a current value of 0.0163 and a peak of 0.0181.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-12724
Vulnerability details
A vulnerability was found in Netgear JWNR2000v2 1.0.0.11. It has been declared as critical. Affected by this vulnerability is the function cmd_wireless. The manipulation of the argument host leads to command injection. The attack can be launched remotely. The vendor…
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was contacted early about this disclosure but did not respond in any way.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.
Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.