Permissions, Privileges, and Access Controls in CUJO Smart Firewall - CVE-2018-3969
Published: September 17, 2019
Vulnerability identifier: #VU21160
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-3969
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient permission restrictions in the verified boot protection. A local user who is able to write into "/config/dhcpd.conf" can add arbitrary shell commands into the "dhcpd.conf" file and execute arbitrary commands on the target system.
Affected software
CUJO Smart Firewall
How to mitigate CVE-2018-3969
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.