CVE DATABASE / CVE-2017-6334
CVE-2017-6334
NETGEAR DGN2200 Devices OS Command Injection Vulnerability
Confirmed exploited in the wild. Added 2022-03-25.
Federal remediation due 2022-04-15.
Required action: The impacted product is end-of-life and should be disconnected if still in use.
Summary
dnslookup.cgi on NETGEAR DGN2200 devices with firmware through 10.0.0.50 allows remote authenticated users to execute arbitrary OS commands via shell metacharacters in the host_name field of an HTTP POST request, a different vulnerability than CVE-2017-6077.
CVSS 3.1 breakdown
| Base score | 8.8 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
Use our free CVE Lookup tool for the latest NVD record, or browse the full CISA KEV catalog.
References
- http://www.securityfocus.com/bid/96463
- https://www.exploit-db.com/exploits/41459/
- https://www.exploit-db.com/exploits/41472/
- https://www.exploit-db.com/exploits/42257/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6334
Data: NIST NVD + CISA KEV. NVD last modified 2026-04-21. Always verify against the vendor advisory before acting.