CVE-2019-19852 : Vulnerability Insights and Analysis
Learn about CVE-2019-19852, an XSS Injection vulnerability in Sangoma FreePBX and PBXact versions 13, 14, and 15. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A vulnerability in the Call Event Logging (CEL) module in Sangoma FreePBX and PBXact versions 13, 14, and 15 allows for XSS injection through date fields, affecting versions up to 13.0.26.9, 14.0.2.14, and 15.0.15.4.
Understanding CVE-2019-19852
This CVE involves an XSS Injection vulnerability in Sangoma FreePBX and PBXact versions 13, 14, and 15 within the Call Event Logging module.
What is CVE-2019-19852?
This vulnerability enables XSS injection through the date fields in the cel module on the admin/config.php?display=cel URI in Sangoma FreePBX and PBXact versions 13, 14, and 15.
The Impact of CVE-2019-19852
The vulnerability allows malicious actors to inject and execute arbitrary scripts, potentially leading to unauthorized access, data theft, or further attacks.
Technical Details of CVE-2019-19852
This section provides more technical insights into the CVE.
Vulnerability Description
The XSS Injection vulnerability in Sangoma FreePBX and PBXact versions 13, 14, and 15 occurs within the Call Event Logging report screen in the cel module at the admin/config.php?display=cel URI via date fields.
Affected Systems and Versions
- Sangoma FreePBX versions up to 13.0.26.9
- Sangoma FreePBX versions up to 14.0.2.14
- Sangoma FreePBX versions up to 15.0.15.4
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious scripts through the date fields in the cel module, potentially compromising the system.
Mitigation and Prevention
Protecting systems from CVE-2019-19852 is crucial to maintaining security.
Immediate Steps to Take
- Update Sangoma FreePBX and PBXact to the latest patched versions.
- Implement input validation mechanisms to sanitize user inputs and prevent XSS attacks.
Long-Term Security Practices
- Regularly monitor and audit system logs for any suspicious activities.
- Educate users on safe browsing practices and the risks of clicking on unknown links.
Patching and Updates
- Apply security patches provided by Sangoma for FreePBX and PBXact to address the XSS Injection vulnerability.