CVE-2017-6334

NETGEAR DGN2200 Devices: OS Command Injection

As of , CVE-2017-6334 in NETGEAR DGN2200 Devices is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch this week.

Exploited
Yes: CISA listed it on 25 March 2022
US federal deadline
15 April 202221 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.73Higher than 99% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
EPSS when listed
0.75 on 25 March 2022EPSS on the day CISA listed it.
Public exploit
1 Metasploit module and 3 Exploit-DB entries (2 verified)
Fix
No vendor link in CISA's entry

What CISA says to do

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

CISA's required action

What the flaw is

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

CISA's description

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.

The CVE record's description, from mitre

CVE published
6 March 2017
Assigned by
mitre
CVSS
8.8 High (CVSS 3.1, from CISA-ADP)
CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CISA SSVC, exploitation
active
CISA SSVC, automatable
no
CISA SSVC, technical impact
total

Timeline

  1. Exploit-DB published an exploit (EDB-ID 41459).
  2. Exploit-DB published an exploit (EDB-ID 41472).
  3. The CVE record was published.
  4. Exploit-DB published an exploit (EDB-ID 42257).
  5. CISA added it to its list of exploited vulnerabilities.
  6. The US federal deadline to fix it.

Public exploits

Facts from Metasploit's module list and Exploit-DB's index; we never copy exploit code.

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