CVE-2020-36236 Explained : Impact and Mitigation
Learn about CVE-2020-36236 affecting Atlassian Jira Server and Data Center versions before 8.5.11, from 8.6.0 before 8.13.3, and from 8.14.0 before 8.15.0. Find mitigation steps and prevention measures.
Atlassian Jira Server and Data Center versions before 8.5.11, from 8.6.0 before 8.13.3, and from 8.14.0 before 8.15.0 are vulnerable to Cross-Site Scripting (XSS) attacks.
Understanding CVE-2020-36236
This CVE involves a vulnerability in Atlassian Jira Server and Data Center that allows remote attackers to execute arbitrary HTML or JavaScript code through specific endpoints.
What is CVE-2020-36236?
The CVE-2020-36236 vulnerability in Atlassian Jira Server and Data Center enables attackers to inject malicious HTML or JavaScript code via the ViewWorkflowSchemes.jspa and ListWorkflows.jspa endpoints.
The Impact of CVE-2020-36236
This vulnerability can be exploited by remote attackers to conduct Cross-Site Scripting (XSS) attacks, potentially leading to unauthorized access, data theft, or other malicious activities.
Technical Details of CVE-2020-36236
Atlassian Jira Server and Data Center are affected by this vulnerability, allowing for XSS attacks.
Vulnerability Description
The vulnerability permits the injection of arbitrary HTML or JavaScript code through specific Jira endpoints.
Affected Systems and Versions
- Atlassian Jira Server versions before 8.5.11
- Atlassian Jira Server versions from 8.6.0 before 8.13.3
- Atlassian Jira Server versions from 8.14.0 before 8.15.0
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious code through the ViewWorkflowSchemes.jspa and ListWorkflows.jspa endpoints.
Mitigation and Prevention
To address CVE-2020-36236, follow these steps:
Immediate Steps to Take
- Upgrade Atlassian Jira Server and Data Center to versions 8.5.11, 8.13.3, or 8.15.0 to mitigate the vulnerability.
- Monitor and restrict access to the affected endpoints.
Long-Term Security Practices
- Regularly update and patch Atlassian Jira Server and Data Center to the latest versions.
- Implement security best practices to prevent XSS attacks.
Patching and Updates
- Apply security patches provided by Atlassian promptly to protect against known vulnerabilities.