==================================================================== CERT-Renater Note d'Information No. 2019/VULN115 _____________________________________________________________________ DATE : 26/04/2019 HARDWARE PLATFORM(S): / OPERATING SYSTEM(S): Systems running Atlassian Confluence versions prior to 6.6.13, 6.12.4, 6.13.4, 6.14.3, 6.15.2. ===================================================================== https://confluence.atlassian.com/x/d5e8OQ _____________________________________________________________________ This email refers to the advisory found at https://confluence.atlassian.com/x/d5e8OQ . CVE ID: * CVE-2019-3398. Product: Confluence Server and Confluence Data Center. Affected Confluence Server and Confluence Data Center versions: 6.6.0 <= version < 6.6.13 6.7.0 <= version < 6.12.4 6.13.0 <= version < 6.13.4 6.14.0 <= version < 6.14.3 6.15.0 <= version < 6.15.2 Fixed Confluence Server and Data Center versions: * for 6.6.x, Confluence Server 6.6.13 has been released with a fix for this issue. * Confluence Server 6.12.4 has been released with a fix for this issue. * for 6.13.x, Confluence Server 6.13.4 has been released with a fix for this issue. * for 6.14.x, Confluence Server 6.14.3 has been released with a fix for this issue. * for 6.15.x, Confluence Server 6.15.2 has been released with a fix for this issue. Summary: This advisory discloses a critical severity security vulnerability. Versions of Confluence starting with version 2.0.0 before 6.6.13 (the fixed version for 6.6.x), from 6.7.0 before 6.12.4 (the fixed version for 6.12.x), from 6.13.0 before 6.13.4 (the fixed version for 6.13.x), from 6.14.0 before 6.14.3 (the fixed version for 6.14.x), and from 6.15.0 before 6.15.2 are affected by this vulnerability. Customers who have upgraded Confluence to version 6.6.13 or 6.12.4 or 6.13.4 or 6.14.3 or 6.15.2 are not affected. Customers who have downloaded and installed Confluence >= 6.6.0 but less than 6.6.13 (the fixed version for 6.6.x) or who have downloaded and installed Confluence >= 6.7.0 but less than 6.12.4 or who have downloaded and installed Confluence >= 6.13.0 but less than 6.13.4 (the fixed version for 6.13.x) or who have downloaded and installed Confluence >= 6.14.0 but less than 6.14.3 (the fixed version for 6.14.x) or who have downloaded and installed Confluence >= 6.15.0 but less than 6.15.2 (the fixed version for 6.15.x) please upgrade your Confluence installations immediately to fix this vulnerability. Path traversal in the downloadallattachments resource - CVE-2019-3398 Severity: Atlassian rates the severity level of this vulnerability as critical, according to the scale published in our Atlassian severity levels. The scale allows us to rank the severity as critical, high, moderate or low. This is our assessment and you should evaluate its applicability to your own IT environment. Description: Confluence Server and Data Center had a path traversal vulnerability in the downloadallattachments resource. A remote attacker who has permission to add attachments to pages and / or blogs, or to create a new space or personal space, or who has 'Admin' permissions for a space, can exploit this path traversal vulnerability to write files to arbitrary locations which can lead to remote code execution on systems that run a vulnerable version of Confluence Server or Data Center. Versions of Confluence starting with version 2.0.0 before 6.6.13 (the fixed version for 6.6.x), from 6.7.0 before 6.12.4 (the fixed version for 6.12.x), from 6.13.0 before 6.13.4 (the fixed version for 6.13.x), from 6.14.0 before 6.14.3 (the fixed version for 6.14.x), and from 6.15.0 before 6.15.2 are affected by this vulnerability. This issue can be tracked at: https://jira.atlassian.com/browse/CONFSERVER-58102 . Fix: To address this issue, we've released the following versions containing a fix: * Confluence Server and Confluence Data Center version 6.6.13 * Confluence Server and Confluence Data Center version 6.12.4 * Confluence Server and Confluence Data Center version 6.13.4 * Confluence Server and Confluence Data Center version 6.14.3 * Confluence Server and Confluence Data Center version 6.15.2 Remediation: Upgrade Confluence to version 6.15.2 or higher. The vulnerabilities and fix versions are described above. If affected, you should upgrade to the latest version immediately. If you are running Confluence Server 6.6.x and cannot upgrade to 6.15.2, upgrade to version 6.6.13. If you are running Confluence Server 6.13.x and cannot upgrade to 6.15.2, upgrade to version 6.13.4. If you are running Confluence Server 6.14.x and cannot upgrade to 6.15.2, upgrade to version 6.14.3. For a full description of the latest version of Confluence Server, see the release notes found at https://confluence.atlassian.com/display/DOC/Confluence+Release+Notes. You can download the latest version of Confluence Server from the download centre found at https://www.atlassian.com/software/confluence/download. Support: If you have questions or concerns regarding this advisory, please raise a support request at https://support.atlassian.com/. ========================================================= + CERT-RENATER | tel : 01-53-94-20-44 + + 23/25 Rue Daviel | fax : 01-53-94-20-41 + + 75013 Paris | email:cert@support.renater.fr + =========================================================