Confluence Server Critical Remote Code Execution Vulnerability
History:
- 15/04/2019 --- v1.0 -- Initial publication
Summary
A server-side template injection vulnerability has been discovered in Confluence Server and Data Center, in the Widget Connector. An attacker able to exploit this issue could achieve path traversal and remote code execution on systems that run a vulnerable version of Confluence Server or Data Center [1].
Technical Details
The Widget Connector macro in affected version of Atlassian Confluence Server allows remote attackers to achieve path traversal and remote code execution on a Confluence Server or Data Center instance via server-side template injection [2].
Products Affected
Atlassian Confluence Server affected versions include:
- before version 6.6.12 (the fixed version for 6.6.x),
- from version 6.7.0 before 6.12.3 (the fixed version for 6.12.x),
- from version 6.13.0 before 6.13.3 (the fixed version for 6.13.x),
- from version 6.14.0 before 6.14.2 (the fixed version for 6.14.x).
Recommendations
Atlassian recommends that you upgrade to the latest version (6.15.1). For a full description of the latest version of Confluence Server and Data Center, see the Release Notes [3]. You can download the latest version of Confluence from the Atlassian website [4].
The versions of Confluence Server that address the issues:
- Confluence Server and Data Center versions 6.15.1 can be be downloaded from [4].
- Confluence Server and Data Center versions 6.6.12, 6.12.3, 6.13.3 and 6.14.2 can be be downloaded from [5].
If upgrading is not possible, see relevant instructions [6].
References
[1] https://jira.atlassian.com/browse/CONFSERVER-57974
[2] https://nvd.nist.gov/vuln/detail/CVE-2019-3396#vulnCurrentDescriptionTitle
[3] https://confluence.atlassian.com/doc/confluence-6-15-release-notes-965554120.html
[4] https://www.atlassian.com/software/confluence/download
[5] https://www.atlassian.com/software/confluence/download-archives
[6] https://confluence.atlassian.com/doc/confluence-security-advisory-2019-03-20-966660264.html