This feed provides announcements of resolved security issues in Joomla! software releases.

For more information about the Joomla! Security Strike Team (JSST) and its processes, please review our Security article.

To report potential security issues, please follow the guidelines in the above referenced article. Please note that we are only able to provide support for the Joomla! CMS, Joomla! Framework, and *.joomla.org network of websites.

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  • Project: Joomla!
  • SubProject: All
  • Severity: Moderate
  • Versions: 1.5.15 and all previous 1.5 releases
  • Exploit type: Session fixation
  • Reported Date: 2010-Mar-25
  • Fixed Date: 2010-Apr-23

Description

Session id doesn't get modified when user logs in.  A remote site may be able to forward a visitor to the Joomla! site and set a specific cookie.  If the user then logs in, the remote site can use that cookie to authenticate as that user.

Affected Installs

All 1.5.x installs prior to and including 1.5.15 are affected.

Solution

Upgrade to the latest Joomla! version (1.5.16 or later)

Contact

The JSST at the Joomla! Security Centre.

Reported By: Raúl Siles and Steven Pignataro
  • Project: Joomla!
  • SubProject: All
  • Severity: Low
  • Versions: 1.5.15 and all previous 1.5 releases
  • Exploit type: Code upload
  • Reported Date: 2009-Dec-30
  • Fixed Date: 2010-Apr-23

Description

The migration script in the Joomla! installer does not check the file type being uploaded. If the installation application is present, an attacker could use it to upload malicious files to a server.

Affected Installs

All 1.5.x installs prior to and including 1.5.15 are affected.

Solution

Upgrade to the latest Joomla! version (1.5.16 or later)

Contact

The JSST at the Joomla! Security Centre.

Reported By: Nicola Bettini
  • Project: Joomla!
  • SubProject: All
  • Severity: Moderate
  • Versions: 1.5.15 and all previous 1.5 releases
  • Exploit type: information Disclosure
  • Reported Date: 2010-Feb-21
  • Fixed Date: 2010-Apr-23

Description

If a user entered a URL with a negative query limit or offset, a PHP notice would display revealing information about the system.

Affected Installs

All 1.5.x installs prior to and including 1.5.15 are affected.

Solution

Upgrade to the latest Joomla! version (1.5.16 or later)

Contact

The JSST at the Joomla! Security Centre.

Reported By: Security List
  • Project: Joomla!
  • SubProject: All
  • Severity: Low
  • Versions: 1.5.14 and all previous 1.5 releases
  • Exploit type: Extension Version Disclosure
  • Reported Date: 2009-October-13
  • Fixed Date: 2009-Nov-03

Description

It is possible to read the contents of an extension's XML file and find the version number of the installed extension. This could allow people to exploit a known security flaws for a specific version of an extension.

Affected Installs

All 1.5.x installs prior to and including 1.5.14 are affected.

Solution

Turn on Apache mod_rewrite and configure your .htaccess file to filter out XML files. In the htaccess.txt file shipped with version 1.5.15, lines 35-39 contain example code that will deny access to XML files. You can incorporate this code (or similar code) into your .htaccess file. Be sure to test that it does not cause problems on your site.

Contact

The JSST at the Joomla! Security Centre.

Reported By: WHK and Gergő Erdősi
  • Project: Joomla!
  • SubProject: com_content
  • Severity: Moderate
  • Versions: 1.5.14 and all previous 1.5 releases
  • Exploit type: Front-End Editing
  • Reported Date: 2009-September-05
  • Fixed Date: 2009-November-03

Description

When logged into the front end with Author access, it was possible to replace an article written by another user.

Affected Installs

All 1.5.x installs prior to and including 1.5.14 are affected.

Solution

Upgrade to latest Joomla! version (1.5.15 or newer).

Contact

The JSST at the Joomla! Security Centre.

Reported By: Hannes Papenberg
  • Project: Joomla!
  • SubProject: Framework
  • Severity: Moderate
  • Versions: 1.5.12 and all previous 1.5 releases
  • Exploit type: Path Disclosure
  • Reported Date: 2009-July-21
  • Fixed Date: 2009-July-22

Description

Some files were missing the check for JEXEC. These scripts will then expose internal path information of the host.

Affected Installs

All 1.5.x installs prior to and including 1.5.12 are affected.

Solution

Upgrade to latest Joomla! version (1.5.13 or newer).

Contact

The JSST at the Joomla! Security Centre.

Reported By: Juan Galiana Lara (Internet Security Auditors)
  • Project: Joomla!
  • SubProject: com_mailto
  • Severity: Low
  • Versions: 1.5.13 and all previous 1.5 releases
  • Exploit type: Email
  • Reported Date: 2009-July-28
  • Fixed Date: 2009-July-30

Description

In com_mailto, it was possible to bypass timeout protection against sending automated emails.

Affected Installs

All 1.5.x installs prior to and including 1.5.13 are affected.

Solution

Upgrade to latest Joomla! version (1.5.14 or newer).

Contact

The JSST at the Joomla! Security Centre.

Reported By: WHK and Gergő Erdősi
  • Project: Joomla!
  • SubProject: TinyMCE editor
  • Severity: Critical
  • Versions: 1.5.12
  • Exploit type: Image File upload
  • Reported Date: 2009-July-22
  • Fixed Date: 2009-July-22

Description

Tiny browser included with TinyMCE 3.0 editor allowed files to be uploaded and removed without logging in.

Affected Installs

Version 1.5.12 only

Solution

Upgrade to latest Joomla! version (1.5.13 or newer).

Contact

The JSST at the Joomla! Security Centre.

Reported By: Patrice Lazareff
  • Project: Joomla!
  • SubProject: Site client
  • Severity: Moderate
  • Versions: 1.5.11 and all previous 1.5 releases
  • Exploit type: XSS
  • Reported Date: 2009-June-30
  • Fixed Date: 2009-June-30

Description

An attacker can inject JavaScript or DHTML code that will be executed in the context of targeted user browser, allowing the attacker to steal cookies. HTTP_REFERER variable is not properly parsed.

Affected Installs

All 1.5.x installs prior to and including 1.5.11 are affected.

Solution

Upgrade to latest Joomla! version (1.5.12 or newer).

Contact

The JSST at the Joomla! Security Centre.

Reported By: Juan Galiana Lara (Internet Security Auditors)
  • Project: Joomla!
  • SubProject: Site client
  • Severity: Moderate
  • Versions: 1.5.11 and all previous 1.5 releases
  • Exploit type: XSS
  • Reported Date: 2009-June-03
  • Fixed Date: 2009-June-30

Description

An attacker can inject JavaScript code in a URL that will be executed in the context of targeted user browser.

Affected Installs

All 1.5.x installs prior to and including 1.5.11 are affected.

Solution

Upgrade to latest Joomla! version (1.5.12 or newer).

Contact

The JSST at the Joomla! Security Centre.

Reported By: Paul Boekholt (Byte Internet)