CVE-2019-16964

Name: CVE-2019-16964
Creator: NVD / NIST
Published: 2019-10-21T19:15:10.907+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 2.00%

Last modified Jun 17, 2026

CVE-2019-16964 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. app/call_centers/cmd.php in the Call Center Queue Module in FusionPBX up to 4.5.7 suffers from a command injection vulnerability due to a lack of input validation, which allows authenticated attackers (with at least the permission call_center_queue_add or call_center_queue_edit) to execute any commands on the host as www-data.. EPSS estimates a 2.00% chance of exploitation in the next 30 days.

Description

app/call_centers/cmd.php in the Call Center Queue Module in FusionPBX up to 4.5.7 suffers from a command injection vulnerability due to a lack of input validation, which allows authenticated attackers (with at least the permission call_center_queue_add or call_center_queue_edit) to execute any commands on the host as www-data.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.00%

78.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Fusionpbx	Fusionpbx	<= 4.5.7

References

Timeline

Published: Oct 21, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-16964?

How severe is CVE-2019-16964?

CVE-2019-16964 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.00% probability of exploitation in the next 30 days.

How do I fix CVE-2019-16964?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-16964?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST