CVE-2019-11588 : Security Advisory and Response

In Jira, the ViewSystemInfo class has a method called doGarbageCollection with a vulnerability that allows remote attackers to trigger garbage collection through a Cross-site Request Forgery (CSRF) exploit. This vulnerability affects Jira versions before 7.13.6, versions from 8.0.0 to 8.2.3, and versions from 8.3.0 to 8.3.2.

Understanding CVE-2019-11588

This CVE involves a CSRF vulnerability in Jira that enables unauthorized garbage collection initiation by remote attackers.

What is CVE-2019-11588?

The ViewSystemInfo class in Jira contains a vulnerable method, doGarbageCollection, which can be exploited via CSRF to trigger garbage collection remotely.

The Impact of CVE-2019-11588

This vulnerability allows attackers to perform unauthorized garbage collection actions on affected Jira instances, potentially disrupting system performance and stability.

Technical Details of CVE-2019-11588

This section provides detailed technical insights into the CVE.

Vulnerability Description

The doGarbageCollection method in the ViewSystemInfo class of Jira versions before 7.13.6, from 8.0.0 to 8.2.3, and from 8.3.0 to 8.3.2 is susceptible to CSRF attacks, enabling remote garbage collection initiation.

Affected Systems and Versions

Jira versions before 7.13.6
Jira versions from 8.0.0 to 8.2.3
Jira versions from 8.3.0 to 8.3.2

Exploitation Mechanism

The vulnerability can be exploited by crafting malicious requests that trick authenticated users into unknowingly triggering garbage collection actions.

Mitigation and Prevention

Protecting systems from CVE-2019-11588 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches or updates provided by Atlassian to fix the vulnerability.
Monitor system logs for any suspicious garbage collection activities.
Educate users about CSRF attacks and best security practices.

Long-Term Security Practices

Implement CSRF protection mechanisms in web applications to prevent such attacks.
Regularly update and patch software to address security vulnerabilities.
Conduct security audits and penetration testing to identify and mitigate potential risks.

Patching and Updates

Atlassian may release patches or updates to address CVE-2019-11588. Ensure timely application of these fixes to secure Jira instances.