CVE-2017-6334NETGEAR DGN2200 Devices OS Command Injection Vulnerability

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.

8.8 HIGHEPSS 72.64%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-17 01:22 UTC

OverviewCVSS details

8.8HIGHCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Mar 6, 2017
Assigner: mitre

Affected

dgn2200 series firmware (netgear)

Versions: through 10.0.0.50

Exploitation

Public exploit: Yes · 3 references
CISA KEV: Listed · Mar 25, 2022
KEV due date: Apr 15, 2022
Ransomware use: Unknown
SSVC: Exploitation active · Automatable no · Impact total

EPSS · FIRST, scored Nov 7

72.64%chance of exploitation in 30 days

Higher than 99.44% of CVEs

CVSS 3.1 · NVD

8.8High

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 impact: High
Integrity impact: High
Availability impact: High

CVSS 2.0 · NVD

9.0High

AV:N/AC:L/Au:S/C:C/I:C/A:C

Attack vector: Network
Attack complexity: Low
Authentication: Single
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
8.8	HIGH	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
9.0	HIGH	2.0NVD	AV:N/AC:L/Au:S/C:C/I:C/A:C

CISA required action

⚡ Known exploited · remediation due Apr 15, 2022

The impacted product is end-of-life and should be disconnected if still in use.

Details

CVE ID: CVE-2017-6334
Status: Analyzed
Assigner (CNA): mitre
Published: Mar 6, 2017
Last modified: 2026-06-17 01:22 UTC
Weaknesses: CWE-78

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 12:59 UTC.