CVE-2019-10100 : What You Need to Know
Learn about CVE-2019-10100, a vulnerability in JetBrains YouTrack Confluence plugin versions before 1.8.1.3 allowing remote code execution. Find mitigation steps and prevention measures.
In versions older than 1.8.1.3 of the JetBrains YouTrack Confluence plugin, a Server Side Template Injection vulnerability allowed attackers to execute remote code by manipulating an Issue macro in a Confluence page.
Understanding CVE-2019-10100
What is CVE-2019-10100?
In JetBrains YouTrack Confluence plugin versions before 1.8.1.3, attackers could exploit a Server Side Template Injection vulnerability by inserting an Issue macro into a Confluence page.
The Impact of CVE-2019-10100
The vulnerability enabled attackers to execute code remotely by leveraging a valid id field and specially crafted code in the link-text-template field.
Technical Details of CVE-2019-10100
Vulnerability Description
Attackers could exploit the Server Side Template Injection vulnerability in older plugin versions by manipulating an Issue macro in a Confluence page.
Affected Systems and Versions
- Product: JetBrains YouTrack Confluence plugin
- Versions affected: Older than 1.8.1.3
Exploitation Mechanism
- Attackers inserted an Issue macro into a Confluence page
- Leveraged a valid id field and crafted code in the link-text-template field
Mitigation and Prevention
Immediate Steps to Take
- Update the JetBrains YouTrack Confluence plugin to version 1.8.1.3 or newer
- Monitor for any unusual activities on Confluence pages
Long-Term Security Practices
- Regularly update all software and plugins to the latest versions
- Educate users on safe practices to prevent code injection attacks
Patching and Updates
- Apply security patches promptly to mitigate known vulnerabilities