Netgear JWNR2000v2 1.0.0.11 cmd_wireless host command injection
Summary
A vulnerability, which was classified as critical, has been found in Netgear JWNR2000v2 1.0.0.11. This impacts the function cmd_wireless. This manipulation of the argument host causes command injection.
This vulnerability is handled as CVE-2025-4121. The attack can be initiated remotely. There is not any exploit available.
The vendor was contacted early about this disclosure but did not respond in any way.
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 with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.
The advisory is shared at github.com. This vulnerability is known as CVE-2025-4121. The exploitation appears to be easy. The attack can be launched remotely. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/30/2025). MITRE ATT&CK project uses the attack technique T1202 for this issue.
The vendor was contacted early about this disclosure but did not respond in any way.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Product
Vendor
Name
Version
License
Website
- Vendor: https://www.netgear.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.1
VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Command injectionCWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
04/30/2025 Advisory disclosed04/30/2025 VulDB entry created
04/30/2025 VulDB entry last update
Sources
Vendor: netgear.comAdvisory: github.com
Status: Not defined
CVE: CVE-2025-4121 (🔒)
GCVE (CVE): GCVE-0-2025-4121
GCVE (VulDB): GCVE-100-306601
Entry
Created: 04/30/2025 07:17Changes: 04/30/2025 07:17 (53)
Complete: 🔍
Submitter: yummysoup2
Cache ID: 216::103
Submit
Accepted
- Submit #560775: Netgear JWNR2000v2 1.0.0.11 Command Injection (by yummysoup2)
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
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