Command injection in KAON AR2140 routers
Priority MEDIUM 46CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-78.
Summary
Firmware in KAON AR2140 routers, prior to versions 3.2.50 and 4.2.16, is vulnerable to a shell command injection via sending a crafted request to one of the endpoints. In order to exploit this vulnerability, one has to have access to the administrative portal of the router.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01612 76th percentileScored 2026-11-07
Fix Fixed AR2140 (KAON Group): 3.2.50, 4.2.16
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| KAON Group | AR2140 | 3.0.0 to before 3.2.50; 4.0.0 to before 4.2.16 | 3.2.50, 4.2.16 | Patch available | CNA |
- AR2140 VendorKAON Group Affected 3.0.0 to before 3.2.50; 4.0.0 to before 4.2.16 Fixed in 3.2.50, 4.2.16 Patch available CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:kaongroup:ar2140_firmware:*:*:*:*:*:*:*:* | 3.2.46 to before 4.2.16 | Vulnerable | KAON Group |
| cpe:2.3:h:kaongroup:ar2140:-:*:*:*:*:*:*:* | not specified by NVD | Running on | KAON Group |
- cpe:2.3:o:kaongroup:ar2140_firmware:*:*:*:*:*:*:*:* Versions 3.2.46 to before 4.2.16 Vulnerable ·KAON Group
- cpe:2.3:h:kaongroup:ar2140:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·KAON Group
Remediation
- Fix · CNA AR2140 (KAON Group) Fixed in 3.2.50, 4.2.16
Timeline
- 2026-10-02 Threatist record created from CVE-2024-3659
- 2026-10-03 Alias added: GHSA-vfcg-vh6j-gg8j
References
Sources
- CVE-2024-3659 · CVE Program
- CVE-2024-3659 · NVD
- FIRST EPSS
- GHSA-vfcg-vh6j-gg8j · GitHub Advisory Database · CC BY 4.0
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