CVE-2019-20404 : Exploit Details and Defense Strategies
Learn about CVE-2019-20404, an improper authorization vulnerability in Atlassian Jira Server and Data Center before version 8.6.0, enabling authenticated remote attackers to identify restricted project titles.
An improper authorization vulnerability in the API of Atlassian Jira Server and Data Center before version 8.6.0 allows authenticated remote attackers to identify restricted project titles.
Understanding CVE-2019-20404
This CVE involves an improper authorization issue in Atlassian Jira Server and Data Center, potentially exposing restricted project titles to authenticated remote attackers.
What is CVE-2019-20404?
The vulnerability in Atlassian Jira Server and Data Center before version 8.6.0 enables authenticated remote attackers to discover project titles that are restricted from their access.
The Impact of CVE-2019-20404
The vulnerability allows attackers to gain unauthorized access to project titles, potentially leading to unauthorized information disclosure and security breaches.
Technical Details of CVE-2019-20404
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The API in Atlassian Jira Server and Data Center before version 8.6.0 exposes an improper authorization vulnerability, allowing authenticated remote attackers to determine project titles they do not have access to.
Affected Systems and Versions
- Product: Jira Server
- Vendor: Atlassian
- Versions Affected: < 8.6.0 (unspecified/custom)
Exploitation Mechanism
Attackers with authenticated access can exploit the vulnerability to identify project titles restricted from their access, potentially leading to unauthorized data exposure.
Mitigation and Prevention
To address CVE-2019-20404, follow these mitigation and prevention steps:
Immediate Steps to Take
- Upgrade Jira Server and Data Center to version 8.6.0 or higher.
- Monitor and restrict access to sensitive project titles.
Long-Term Security Practices
- Regularly review and update access controls and permissions.
- Conduct security training for users to raise awareness of proper authorization practices.
Patching and Updates
- Apply security patches and updates provided by Atlassian promptly to address known vulnerabilities and enhance system security.