CVE-2018-3969

High

Description

An exploitable vulnerability exists in the verified boot protection of the CUJO Smart Firewall. It is possible to add arbitrary shell commands into the dhcpd.conf file, that persist across reboots and firmware updates, and thus allow for executing unverified commands. To trigger this vulnerability, a local attacker needs to be able to write into /config/dhcpd.conf.

SeverityHigh
CVSS7.8
Exploit probability—
ProductGetcujo Smart Firewall
PublishedMar 21, 2019
First seenMar 21, 2019

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
getcujo smart_firewall7003—

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CVE-2018-3969 · Getcujo Smart Firewall · Dark Radar