CVE-2019-14749 : Exploit Details and Defense Strategies

A vulnerability has been identified in versions prior to 1.10.7 and 1.12.1 of osTicket, allowing CSV (Formula) injection in export spreadsheets.

Understanding CVE-2019-14749

This CVE involves a vulnerability in osTicket versions prior to 1.10.7 and 1.12.1 that enables CSV injection in export spreadsheets.

What is CVE-2019-14749?

The issue allows for CSV (Formula) injection in the export spreadsheets feature of osTicket.
Spreadsheets are generated dynamically based on user input, potentially exposing users to malicious content.

The Impact of CVE-2019-14749

Risk of CSV (Formula) injection leading to potential data manipulation or unauthorized access.
Users downloading spreadsheets may unknowingly expose themselves to malicious content.

Technical Details of CVE-2019-14749

This section provides technical details about the vulnerability.

Vulnerability Description

CSV (Formula) injection vulnerability in osTicket versions prior to 1.10.7 and 1.12.1.
Spreadsheets generated dynamically from unvalidated user input, posing a security risk.

Affected Systems and Versions

Versions prior to 1.10.7 and 1.12.1 of osTicket are affected.

Exploitation Mechanism

Malicious actors can inject CSV formulas into spreadsheets, potentially compromising user data.

Mitigation and Prevention

Protective measures to mitigate the CVE-2019-14749 vulnerability.

Immediate Steps to Take

Update osTicket to versions 1.10.7 or 1.12.1 to patch the vulnerability.
Avoid downloading spreadsheets from untrusted sources.

Long-Term Security Practices

Regularly update software to the latest versions to prevent known vulnerabilities.
Educate users on the risks of downloading files from unknown sources.

Patching and Updates

Apply patches and updates provided by osTicket to address the CSV injection vulnerability.