CVE-2020-14172 : Vulnerability Insights and Analysis
Learn about CVE-2020-14172 affecting Jira Server by Atlassian, allowing remote code execution via insecure deserialization. Find mitigation steps and long-term security practices.
CVE-2020-14172, related to Jira Server by Atlassian, involves a security improvement in the usage of velocity templates, potentially leading to remote code execution through insecure deserialization.
Understanding CVE-2020-14172
This CVE addresses a vulnerability in Jira Server versions that could allow remote attackers to exploit server-side template injection.
What is CVE-2020-14172?
The vulnerability in Jira Server versions prior to 7.13.0, between 8.0.0 and 8.5.0, and between 8.6.0 and 8.8.1 could enable remote code execution through insecure deserialization.
The Impact of CVE-2020-14172
The vulnerability could be exploited by remote attackers to achieve remote code execution, posing a significant security risk to affected systems.
Technical Details of CVE-2020-14172
This section provides detailed technical information about the CVE.
Vulnerability Description
The issue stems from the insecure deserialization in the way Jira Server and Data Center utilize velocity templates, allowing attackers to exploit server-side template injection.
Affected Systems and Versions
- Jira Server versions before 7.13.0
- Jira Server versions between 8.0.0 and 8.5.0
- Jira Server versions between 8.6.0 and 8.8.1
Exploitation Mechanism
Attackers can achieve remote code execution by leveraging the insecure deserialization in the velocity templates used by Jira Server.
Mitigation and Prevention
Protecting systems from CVE-2020-14172 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Update Jira Server to a non-vulnerable version immediately.
- Monitor for any suspicious activities on the network.
- Implement strict access controls to limit exposure.
Long-Term Security Practices
- Regularly update and patch Jira Server to the latest secure versions.
- Conduct security audits and penetration testing to identify vulnerabilities.
- Educate users and administrators on secure coding practices.
Patching and Updates
- Atlassian has likely released patches addressing this vulnerability. Ensure timely application of these patches to secure the system.