2020-01-09 XSS Injection vulnerability in Call Event Logging module
- Nathaniel Halbrooks
SEC-2020-001
CVE ID: CVE-2019-19852
Overview:
A XSS Injection vulnerability exists in FreePBX/PBXact 13, 14, and 15 within the ‘Call Event Logging’ module.
Discovered By:
Pierre Jourdan
Impact:
CVSS v3.1 Details:
CVSS Base Score:2.0
Impact Subscore:1.4
Exploitability Subscore:0.5
CVSS Temporal Score:1.8
CVSS Environmental Score:1.6
Modified Impact Subscore:0.7
Overall CVSS Score:1.6
Vulnerable software and versions:
The versions listed below (or less than)
<= Cel v13.0.26.9
<= Cel v14.0.2.14
<= Cel v15.0.15.4
The following versions of fixes:
>= Cel v13.0.26.10
>= Cel v14.0.2.15
>= Cel v15.0.15.5
Related Information
Official Bug ticket: https://issues.freepbx.org/browse/FREEPBX-20556
Further Details:
A XSS vulnerability exists on the Call Event Logging report screen in the ‘cel’ module. Eg. /admin/config.php?display=cel. An attacker can inject javascript code through the date fields.
The Sangoma and FreePBX team has deemed this a major security issue. We strongly encourage all users of FreePBX versions 13, 14, and 15 to upgrade to the latest version of the cel module. This can be done from the Module Admin GUI or fwconsole. For more information on using Module Admin, please see https://sangomakb.atlassian.net/wiki/spaces/PG/pages/20023939/Module+Admin+User+Guide .
Sangoma takes security seriously and requests that any future FreePBX security issue be reported at security@freepbx.org.