CVE-2024-3659: KAON Group AR2140 · OS Command Injection
Affects KAON Group AR2140Source CVE Database V5
Not known to be exploited · CVSS 10.0 Critical.
Data as of 26 Oct 2026, 15:59 UTC
- EPSS
- 1.6% chance of exploitation in 30 days – higher than 75% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:HExploitation evidence
Disclosed: evidence found.
CVE published 8 Aug 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| KAON Group AR2140 | Affected
| Fixed in– |
AI-suggested
- Immediately update KAON AR2140 routers to firmware versions 3.2.50 or 4.2.16 or later, as these versions contain patches addressing the command injection vulnerability.
- Restrict access to the router's administrative portal by implementing network segmentation, ensuring that only trusted management networks or VPNs can reach the interface.
- Employ strong authentication mechanisms and change default credentials to reduce the risk of unauthorized access.
- Monitor network traffic for unusual requests targeting router management endpoints that could indicate exploitation attempts.
- Disable or limit remote management capabilities if not strictly necessary.
- Conduct regular security audits and vulnerability scans focusing on network devices to detect outdated firmware or misconfigurations.
- Implement intrusion detection/prevention systems (IDS/IPS) tuned to detect command injection patterns or anomalous administrative requests.
- Maintain an inventory of all KAON AR2140 devices within the organization to ensure comprehensive patching and monitoring.
- Educate network administrators on the risks and signs of exploitation related to this vulnerability.
- Coordinate with vendors and security advisories for updates on exploit developments and mitigation best practices.
Description
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.