SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2017-6334

NETGEAR DGN2200 Devices OS Command Injection Vulnerability

KEVHIGH 8.8EPSS 72.2%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

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.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
72.20% probability · 99th percentile
CISA KEV
Listed 25 March 2022 · due 15 April 2022
Weakness
CWE-78
Affected
netgear/dgn2200 series firmware
Source
cve@mitre.org

CISA notes

The impacted product is end-of-life and should be disconnected if still in use. https://nvd.nist.gov/vuln/detail/CVE-2017-6334

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.