Netgear JWNR2000v2 1.0.0.11 check_language_file host buffer overflow
Summary
A vulnerability categorized as critical has been discovered in Netgear JWNR2000v2 1.0.0.11. This affects the function check_language_file. The manipulation of the argument host results in buffer overflow.
This vulnerability is cataloged as CVE-2025-4114. The attack may be launched remotely. There is no exploit available.
The vendor was contacted early about this disclosure but did not respond in any way.
Details
A vulnerability classified as critical has been found in Netgear JWNR2000v2 1.0.0.11. Affected is the function check_language_file. The manipulation of the argument host with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability.
The advisory is available at github.com. This vulnerability is traded as CVE-2025-4114. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 04/30/2025).
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.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Product
Vendor
Name
Version
License
Website
- Vendor: https://www.netgear.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 8.8VulDB Meta Temp Score: 8.6
VulDB Base Score: 8.8
VulDB Temp Score: 8.5
VulDB Vector: 🔒
VulDB Reliability: 🔍
CNA Base Score: 8.8
CNA Vector: 🔒
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Buffer overflowCWE: CWE-120 / CWE-119
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 |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
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-2025-4114 (🔒)
GCVE (CVE): GCVE-0-2025-4114
GCVE (VulDB): GCVE-100-306594
Entry
Created: 04/30/2025 07:17Updated: 04/30/2025 14:25
Changes: 04/30/2025 07:17 (53), 04/30/2025 14:25 (30)
Complete: 🔍
Submitter: yummysoup2
Cache ID: 216::103
Submit
Accepted
- Submit #560768: Netgear JWNR2000v2 1.0.0.11 Buffer Overflow (by yummysoup2)
If you want to get best quality of vulnerability data, you may have to visit VulDB.
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