CVE-2017-18033 : Security Advisory and Response

Atlassian Jira before version 7.6.1 is affected by Cross-site request forgery (CSRF) vulnerabilities that allow remote attackers to exploit the Jira-importers-plugin, leading to unauthorized project creation and disruption of external system imports.

Understanding CVE-2017-18033

What is CVE-2017-18033?

The CVE-2017-18033 vulnerability in Atlassian Jira allows attackers to perform CSRF attacks, resulting in unauthorized actions within the application.

The Impact of CVE-2017-18033

The vulnerability enables remote attackers to create new projects and disrupt ongoing external system imports, potentially leading to data breaches and system compromise.

Technical Details of CVE-2017-18033

Vulnerability Description

The Jira-importers-plugin in Atlassian Jira before version 7.6.1 is susceptible to CSRF attacks, allowing attackers to manipulate the system.

Affected Systems and Versions

Product: Jira
Vendor: Atlassian
Versions Affected: All versions before 7.6.1

Exploitation Mechanism

Attackers exploit CSRF vulnerabilities in the Jira-importers-plugin to perform unauthorized actions like creating new projects and disrupting external system imports.

Mitigation and Prevention

Immediate Steps to Take

Update Jira to version 7.6.1 or later to mitigate the CSRF vulnerabilities.
Monitor system logs for any suspicious activities indicating CSRF attacks.

Long-Term Security Practices

Implement strict input validation to prevent CSRF attacks.
Educate users on recognizing and reporting suspicious activities.

Patching and Updates

Regularly apply security patches and updates provided by Atlassian to address known vulnerabilities.