Command Injection in FusionPBX - CVE-2019-16964
Published: October 23, 2019 / Updated: October 23, 2019
Vulnerability identifier: #VU22194
CSH Severity: Medium
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-16964
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary commands on the target system.
The vulnerability exists due to a lack of input validation in the "app/call_centers/cmd.php" file. A remote authenticated attacker (with at least permissions call_center_queue_add or call_center_queue_edit) can execute arbitrary commands on the host as www-data.
Affected software
FusionPBX
How to mitigate CVE-2019-16964
Install updates released on 15/08/2019 on 4.4 and Master branches.