CVE-2020-1326 Explained : Impact and Mitigation

A Cross-site Scripting (XSS) vulnerability in Azure DevOps Server potentially allows for spoofing attacks.

Understanding CVE-2020-1326

What is CVE-2020-1326?

This CVE refers to a Cross-site Scripting vulnerability in Azure DevOps Server where user input lacks proper sanitization, enabling potential spoofing attacks.

The Impact of CVE-2020-1326

The vulnerability could lead to malicious actors executing arbitrary scripts in the context of the targeted user's session, potentially leading to data theft or unauthorized actions.

Technical Details of CVE-2020-1326

Vulnerability Description

The vulnerability arises from inadequate input sanitization in Azure DevOps Server, facilitating XSS attacks.

Affected Systems and Versions

Azure DevOps Server 2019.0.1
Azure DevOps Server 2019 Update 1
Azure DevOps Server 2019 Update 1.1

Exploitation Mechanism

Miscreants can exploit this flaw by injecting malicious scripts into user-provided data on vulnerable versions of Azure DevOps Server.

Mitigation and Prevention

Immediate Steps to Take

Apply the necessary security updates provided by Microsoft for affected versions.
Educate users on identifying and avoiding suspicious links or content that could facilitate XSS attacks.

Long-Term Security Practices

Implement strict input validation mechanisms to prevent XSS vulnerabilities.
Regularly audit and monitor user inputs and application output for potentially malicious content.

Patching and Updates

Ensure prompt installation of security patches released by Microsoft for Azure DevOps Server to mitigate the CVE-2020-1326 vulnerability.