CVE-2025-64328

high

Description

FreePBX Endpoint Manager is a module for managing telephony endpoints in FreePBX systems. In versions 17.0.2.36 and above before 17.0.3, the filestore module within the Administrative interface is vulnerable to a post-authentication command injection by an authenticated known user via the testconnection -> check_ssh_connect() function. An attacker can leverage this vulnerability to obtain remote access to the system as an asterisk user. This issue is fixed in version 17.0.3.

References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-64328

https://securityaffairs.com/188679/uncategorized/cve-2025-64328-exploitation-impacts-900-sangoma-freepbx-instances.html

https://www.securityweek.com/900-sangoma-freepbx-instances-infected-with-web-shells/

https://thehackernews.com/2026/02/900-sangoma-freepbx-instances.html

https://www.securityweek.com/fresh-solarwinds-vulnerability-exploited-in-attacks/

https://thehackernews.com/2026/02/cisa-adds-actively-exploited-solarwinds.html

https://securityaffairs.com/187592/security/u-s-cisa-adds-solarwinds-web-help-desk-sangoma-freepbx-and-gitlab-flaws-to-its-known-exploited-vulnerabilities-catalog.html

https://www.fortinet.com/blog/threat-research/unveiling-the-weaponized-web-shell-encystphp

https://securityaffairs.com/188782/security/russia-linked-apt28-exploited-mshtml-zero-day-cve-2026-21513-before-patch.html

https://www.cisa.gov/news-events/alerts/2026/02/03/cisa-adds-four-known-exploited-vulnerabilities-catalog

https://www.freepbx.org/watch-what-we-do-with-security-fixes-%f0%9f%91%80

https://github.com/FreePBX/security-reporting/security/advisories/GHSA-vm9p-46mv-5xvw

https://github.com/FreePBX/filestore/blob/f0e3983059271efd80b483ec823310ef19a59013/drivers/SSH/testconnection.php#L2

Details

Source: Mitre, NVD

Published: 2025-11-07

Updated: 2026-02-24

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 8.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.2

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

Severity: High

CVSS v4

Base Score: 8.6

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: High

EPSS

EPSS: 0.81908