CVE-2018-19927 : Vulnerability Insights and Analysis

In the Zenitel Norway IP-StationWeb version prior to 4.2.3.9, a vulnerability allows for stored cross-site scripting (XSS) attacks, affecting the Station Status and Account Settings sections.

Understanding CVE-2018-19927

This CVE identifies a security flaw in Zenitel Norway IP-StationWeb that enables stored XSS attacks.

What is CVE-2018-19927?

Zenitel Norway IP-StationWeb before version 4.2.3.9 is susceptible to stored XSS via the sip_nick parameter in the Station Status and Account Settings sections. The alphaadmin password can also be exploited for authentication.

The Impact of CVE-2018-19927

Malicious actors can execute cross-site scripting attacks, potentially leading to unauthorized access or data theft.

Technical Details of CVE-2018-19927

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in Zenitel Norway IP-StationWeb allows stored XSS through the sip_nick parameter, posing a security risk in the Station Status and Account Settings sections.

Affected Systems and Versions

Product: Zenitel Norway IP-StationWeb
Versions Affected: Prior to 4.2.3.9

Exploitation Mechanism

Attackers can exploit the goform/zForm_save_changes sip_nick parameter to execute stored XSS attacks.
The alphaadmin password can be misused for authentication in specific scenarios.

Mitigation and Prevention

Protecting systems from CVE-2018-19927 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Zenitel Norway IP-StationWeb to version 4.2.3.9 or above to mitigate the vulnerability.
Monitor and restrict access to sensitive sections like Station Status and Account Settings.

Long-Term Security Practices

Conduct regular security assessments and audits to identify and address vulnerabilities promptly.
Educate users on safe authentication practices and the risks of XSS attacks.

Patching and Updates

Stay informed about security patches and updates released by Zenitel for IP-StationWeb.
Implement a robust patch management process to apply fixes promptly.