CVE-2020-26178 : Security Advisory and Response

In tangro Business Workflow before 1.18.1, an unauthenticated user can download workitem attachments by knowing the attachment ID.

Understanding CVE-2020-26178

This CVE highlights a vulnerability in tangro Business Workflow that allows unauthorized access to workitem attachments.

What is CVE-2020-26178?

The vulnerability in tangro Business Workflow before version 1.18.1 enables attackers to download workitem attachments without proper authentication.

The Impact of CVE-2020-26178

The impact of this vulnerability is rated as medium severity with a CVSS base score of 5.3. It poses a risk to confidentiality but does not affect system availability or integrity.

Technical Details of CVE-2020-26178

This section delves into the technical aspects of the CVE.

Vulnerability Description

The flaw in tangro Business Workflow allows unauthorized users to access workitem attachments by exploiting attachment IDs.

Affected Systems and Versions

Affected System: tangro Business Workflow
Affected Versions: Before 1.18.1

Exploitation Mechanism

Attackers can exploit this vulnerability remotely over a network without requiring any special privileges or user interaction.

Mitigation and Prevention

Protecting systems from CVE-2020-26178 is crucial to maintain security.

Immediate Steps to Take

Update tangro Business Workflow to version 1.18.1 or newer to mitigate the vulnerability.
Implement access controls to restrict unauthorized access to workitem attachments.

Long-Term Security Practices

Regularly monitor and audit access to workitem attachments to detect any unauthorized downloads.
Educate users on secure attachment handling practices to prevent data breaches.

Patching and Updates

Stay informed about security updates for tangro Business Workflow and promptly apply patches to address known vulnerabilities.