Advisory for Confluence Server Local File Disclosure Vulnerability (CVE-2019-3394)

Ming Chang <mchang@xxxxxxxxxxxxx> · Fri, 30 Aug 2019 16:16:58 -0700

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

This email refers to the advisory found at
https://confluence.atlassian.com/x/uAsvOg .

CVE ID:

* CVE-2019-3394.

Product: Confluence Server.

Affected Confluence Server product versions:

6.1.0 <= version < 6.6.16
6.7.0 <= version < 6.13.7
6.14.0 <= version < 6.15.8

Fixed Confluence Server product versions:

* Confluence Server 6.6.16 has been released with a fix for this issue.
* Confluence Server 6.13.7 has been released with a fix for this issue.
* Confluence Server 6.15.8 has been released with a fix for this issue.

Summary:
This advisory discloses a critical severity security vulnerability. Versions of
Confluence Server This advisory discloses a critical severity security
vulnerability which was introduced in version 6.1.0 of Confluence Server.
Versions of Confluence Server and Confluence Data Center starting with 6.1.0
before 6.6.16 (the fixed version for 6.6.x), from 6.7.0 before 6.13.7 (the fixed
version for 6.13.x), and from 6.14.0 before 6.15.8 (the fixed version for
6.15.x) are affected by this vulnerability. are affected by this vulnerability.

Customers who have upgraded Confluence Server to version 6.6.16 or 6.13.7 or
6.15.8 are not affected.

Customers who have downloaded and installed Confluence Server >= 6.1.0 but less
than 6.6.16 or who have downloaded and installed Confluence Server >= 6.7.0 but
less than 6.13.7 or who have downloaded and installed Confluence Server >=
6.14.0 but less than 6.15.8 please upgrade your Confluence Server installations
immediately to fix this vulnerability.

Local File Disclosure Vulnerability - CVE-2019-3394

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 local file disclosure vulnerability in
the page export function. A remote attacker who has Add Page space permission
would be able to read arbitrary files in
the &lt;install-directory&gt;/confluence/WEB-INF directory, which may contain
configuration files used for integrating with other services, potentially
leaking credentials, such as LDAP credentials, or other sensitive
information. The potential to leak LDAP credentials exists if LDAP
credentials are specified in an atlassian-user.xml file, which is a deprecated
method for configuring LDAP integration.
Versions of Confluence Server This advisory discloses a critical severity
security vulnerability which was introduced in version 6.1.0 of Confluence
Server. Versions of Confluence Server and Confluence Data Center starting with
6.1.0 before 6.6.16 (the fixed version for 6.6.x), from 6.7.0 before 6.13.7 (the
fixed version for 6.13.x), and from 6.14.0 before 6.15.8 (the fixed version for
6.15.x) are affected by this vulnerability. are affected by this vulnerability.
This issue can be tracked at: https://jira.atlassian.com/browse/CONFSERVER-58734
.

Fix:

To address this issue, we've released the following versions containing a fix:

* Confluence Server version 6.6.16
* Confluence Server version 6.13.7
* Confluence Server version 6.15.8

Remediation:

Upgrade Confluence Server to version 6.15.8 or higher.

The vulnerabilities and fix versions are described above. If affected, you
should upgrade to the latest version immediately.

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/.