CVE-2020-14024 : Exploit Details and Defense Strategies

Ozeki NG SMS Gateway through 4.17.6 has multiple authenticated stored and/or reflected XSS vulnerabilities.

Understanding CVE-2020-14024

What is CVE-2020-14024?

Ozeki NG SMS Gateway through version 4.17.6 is susceptible to multiple authenticated stored and/or reflected XSS vulnerabilities.

The Impact of CVE-2020-14024

These vulnerabilities allow attackers to execute malicious scripts in the context of a user's session, potentially leading to sensitive data theft or unauthorized actions.

Technical Details of CVE-2020-14024

Vulnerability Description

The vulnerabilities exist in various fields within the application, including the Receiver or Recipient field in the Mailbox feature, OZFORM_GROUPNAME field in the Group configuration of addresses, listname field in the Defining address lists configuration, and any GET Parameter in the /default URL.

Affected Systems and Versions

Ozeki NG SMS Gateway through version 4.17.6

Exploitation Mechanism

Attackers can exploit these vulnerabilities by injecting malicious scripts into the mentioned fields, which are not properly sanitized, leading to XSS attacks.

Mitigation and Prevention

Immediate Steps to Take

Update Ozeki NG SMS Gateway to the latest version to patch the vulnerabilities.
Regularly monitor and review user input to detect and prevent XSS attempts.

Long-Term Security Practices

Implement input validation and output encoding to mitigate XSS risks.
Educate users on safe browsing practices and the importance of avoiding suspicious links.

Patching and Updates

Apply security patches and updates provided by Ozeki to address known vulnerabilities.