CVE-2020-1779 : Exploit Details and Defense Strategies

This CVE-2020-1779 relates to a vulnerability in OTRSTicketForms by OTRS AG, impacting versions 6.0.x, 7.0.x, and 8.0.x. The issue exposes sensitive data when using dynamic templates with OTRS tags.

Understanding CVE-2020-1779

This section delves into the details of the vulnerability.

What is CVE-2020-1779?

CVE-2020-1779 exposes sensitive information due to improper masking of OTRS tags when dynamic templates are utilized in OTRSTicketForms.

The Impact of CVE-2020-1779

The vulnerability has a Medium severity base score of 4.3 according to the CVSS v3.1 metrics. It primarily affects confidentiality, requiring high privileges for exploitation.

Technical Details of CVE-2020-1779

This section outlines the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability allows admins to inadvertently reveal sensitive data when using OTRS tags in dynamic templates.

Affected Systems and Versions

OTRSTicketForms 6.0.x versions up to 6.0.40
OTRSTicketForms 7.0.x versions up to 7.0.29
OTRSTicketForms 8.0.x versions up to 8.0.3

Exploitation Mechanism

The vulnerability requires high privileges, adjacent network access, and user interaction to exploit. It can lead to high confidentiality impact.

Mitigation and Prevention

Suggestions to address and mitigate the CVE-2020-1779 vulnerability.

Immediate Steps to Take

Upgrade to OTRSTicketForms 7.0.30 or 8.0.4 recommended by the vendor.

Long-Term Security Practices

Regularly update OTRSTicketForms to latest versions.
Educate administrators on proper usage of dynamic templates and sensitive data handling.

Patching and Updates

Stay informed about security advisories and promptly apply patches and updates.