CVE-2017-6334 : dnslookup.cgi on NETGEAR DGN2200 devices with firmware through 10.0.0.50 allows remote authenticated users to execute ar

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.

Published 2017-03-06 02:59:00

Updated 2024-07-16 17:55:53

Source MITRE

View at NVD, CVE.org

CVE-2017-6334 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:

NETGEAR DGN2200 Devices OS Command Injection Vulnerability

CISA required action:

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

CISA description:

dnslookup.cgi on NETGEAR DGN2200 devices with firmware through 10.0.0.50 allows remote authenticated users to execute arbitrary OS commands

Notes:

https://nvd.nist.gov/vuln/detail/CVE-2017-6334

Added on 2022-03-25 Action due date 2022-04-15

Exploit prediction scoring system (EPSS) score for CVE-2017-6334

EPSS FAQ

96.74%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 100 %

Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2017-6334

Netgear DGN2200 dnslookup.cgi Command Injection

Disclosure Date: 2017-02-25

First seen: 2020-04-26

exploit/linux/http/netgear_dnslookup_cmd_exec

This module exploits a command injection vulnerablity in NETGEAR DGN2200v1/v2/v3/v4 routers by sending a specially crafted post request with valid login details. Authors: - thecarterb - SivertPL

More information

CVSS scores for CVE-2017-6334

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
9.0	HIGH	AV:N/AC:L/Au:S/C:C/I:C/A:C	8.0	10.0	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
8.8	HIGH	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST	2024-07-16
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2017-6334

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2017-6334

https://www.exploit-db.com/exploits/42257/

NETGEAR DGN2200 - 'dnslookup.cgi' Command Injection (Metasploit)
Exploit;Third Party Advisory;VDB Entry
https://www.exploit-db.com/exploits/41472/

NETGEAR DGN2200v1/v2/v3/v4 - Cross-Site Request Forgery
Exploit;Third Party Advisory;VDB Entry

CVEs referencing this url
http://www.securityfocus.com/bid/96463

NETGEAR DGN2200 CVE-2017-6334 Remote Code Execution Vulnerability
Broken Link;Third Party Advisory;VDB Entry
https://www.exploit-db.com/exploits/41459/

NETGEAR DGN2200v1/v2/v3/v4 - 'dnslookup.cgi' Remote Command Execution
Exploit;Third Party Advisory;VDB Entry

Products affected by CVE-2017-6334

Netgear » Dgn2200 Series Firmware
Versions up to, including, (<=) 10.0.0.50
cpe:2.3:o:netgear:dgn2200_series_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Dgn2200v1 » Version: N/A
When used together with: Netgear » Dgn2200v2 » Version: N/A
When used together with: Netgear » Dgn2200v3 » Version: N/A
When used together with: Netgear » Dgn2200v4 » Version: N/A

Vulnerability Details : CVE-2017-6334