CVE-2019-20405 : What You Need to Know

A CSRF vulnerability in Atlassian Jira Server and Data Center before version 8.6.0 allows remote attackers to manipulate the JMX monitoring flag.

Understanding CVE-2019-20405

This CVE involves a Cross-Site Request Forgery (CSRF) vulnerability in Atlassian Jira Server.

What is CVE-2019-20405?

The vulnerability enables attackers to control the JMX monitoring flag, granting them the ability to disable or enable it remotely.

The Impact of CVE-2019-20405

Attackers can exploit this vulnerability to manipulate the JMX monitoring flag, potentially disrupting monitoring capabilities and compromising system integrity.

Technical Details of CVE-2019-20405

This section provides detailed technical insights into the CVE.

Vulnerability Description

The vulnerability in Atlassian Jira Server and Data Center before version 8.6.0 allows attackers to modify the JMX monitoring flag through a CSRF attack.

Affected Systems and Versions

Product: Jira Server
Vendor: Atlassian
Versions Affected: < 8.6.0 (unspecified version type)

Exploitation Mechanism

Attackers can exploit this vulnerability remotely by manipulating the JMX monitoring flag through a CSRF attack.

Mitigation and Prevention

Protecting systems from CVE-2019-20405 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade Jira Server to version 8.6.0 or higher to mitigate the vulnerability.
Monitor and restrict access to the JMX monitoring flag.

Long-Term Security Practices

Implement CSRF protection mechanisms in web applications.
Regularly update and patch software to address security vulnerabilities.
Conduct security audits and assessments to identify and remediate potential risks.
Educate users and administrators on secure practices to prevent CSRF attacks.
Stay informed about security advisories and updates from Atlassian.

Patching and Updates

Ensure timely installation of security patches and updates provided by Atlassian to address vulnerabilities like CVE-2019-20405.