CVE-2021-41312 : Vulnerability Insights and Analysis
Learn about CVE-2021-41312 affecting Atlassian Jira Server and Data Center. Unauthorized access revocation exploit enables Issue Collector manipulation, requiring immediate updates and security measures.
Affected versions of Atlassian Jira Server and Data Center allow a remote attacker to manipulate Issue Collectors via an Improper Authentication vulnerability.
Understanding CVE-2021-41312
This CVE involves unauthorized manipulation of Issue Collectors on Jira Service Management projects.
What is CVE-2021-41312?
The vulnerability in Atlassian Jira Server and Data Center allows a revoked user from Jira Service Management to enable/disable Issue Collectors on projects, exploiting an Improper Authentication flaw.
The Impact of CVE-2021-41312
Exploitation of this vulnerability could lead to unauthorized manipulation of Issue Collectors, potentially disrupting services and compromising project integrity.
Technical Details of CVE-2021-41312
This section provides detailed technical insights into the CVE.
Vulnerability Description
The vulnerability allows remote attackers with revoked Jira Service Management access to control Issue Collectors due to Improper Authentication on the /secure/ViewCollectors endpoint.
Affected Systems and Versions
- Atlassian Jira Server before version 8.19.1
- Atlassian Jira Data Center before version 8.19.1
Exploitation Mechanism
Attackers with revoked access from Jira Service Management exploit the vulnerability in the /secure/ViewCollectors endpoint to manipulate Issue Collectors on related projects.
Mitigation and Prevention
Protect your systems and data from CVE-2021-41312 with these mitigation strategies.
Immediate Steps to Take
- Upgrade Atlassian Jira Server and Data Center to version 8.19.1 or later.
- Monitor and restrict access to sensitive endpoints like /secure/ViewCollectors.
Long-Term Security Practices
- Regularly review and update user access permissions to prevent unauthorized actions.
- Conduct security training to raise awareness of social engineering tactics.
- Implement multi-factor authentication for enhanced security measures.
Patching and Updates
- Apply patches and updates provided by Atlassian promptly to address the vulnerability and enhance system security.