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Security Announcements

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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[20161201] - Core - Elevated Privileges

  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 1.6.0 through 3.6.4
  • Exploit type: Elevated Privileges
  • Reported Date: 2016-November-04
  • Fixed Date: 2016-December-06
  • CVE Number: CVE-2016-9838

Description

Incorrect use of unfiltered data stored to the session on a form validation failure allows for existing user accounts to be modified; to include resetting their username, password, and user group assignments.

Affected Installs

Joomla! CMS versions 1.6.0 through 3.6.4

Solution

Upgrade to version 3.6.5

Contact

The JSST at the Joomla! Security Centre.

Reported By: @iamsecurity

[20161003] - Core - Account Modifications

  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 3.4.4 through 3.6.3
  • Exploit type: Account Modifications
  • Reported Date: 2016-October-26
  • Fixed Date: 2016-October-25
  • CVE Number: CVE-2016-9081

Description

Incorrect use of unfiltered data allows for existing user accounts to be modified; to include resetting their username, password, and user group assignments.

Affected Installs

Joomla! CMS versions 3.4.4 through 3.6.3

Solution

Upgrade to version 3.6.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Joomla! Security Strike Team

[20161002] - Core - Elevated Privileges

  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 3.4.4 through 3.6.3
  • Exploit type: Elevated Privileges
  • Reported Date: 2016-October-21
  • Fixed Date: 2016-October-25
  • CVE Number: CVE-2016-8869

Description

Incorrect use of unfiltered data allows for users to register on a site with elevated privileges.

Affected Installs

Joomla! CMS versions 3.4.4 through 3.6.3

Solution

Upgrade to version 3.6.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Davide Tampellini

[20161001] - Core - Account Creation

  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 3.4.4 through 3.6.3
  • Exploit type: Account Creation
  • Reported Date: 2016-October-18
  • Fixed Date: 2016-October-25
  • CVE Number: CVE-2016-8870

Description

Inadequate checks allows for users to register on a site when registration has been disabled.

Affected Installs

Joomla! CMS versions 3.4.4 through 3.6.3

Solution

Upgrade to version 3.6.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Demis Palma

[20160802] - Core - XSS Vulnerability

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 1.6.0 through 3.6.0
  • Exploit type: XSS Vulnerability
  • Reported Date: 2016-February-05
  • Fixed Date: 2016-August-03
  • CVE Number: Requested

Description

Inadequate escaping leads to XSS vulnerability in mail component.

Affected Installs

Joomla! CMS versions 1.6.0 through 3.6.0

Solution

Upgrade to version 3.6.1

Contact

The JSST at the Joomla! Security Centre.

Reported By: Dingjie (Daniel) Yang

[20160801] - Core - ACL Violation

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 1.6.0 through 3.6.0
  • Exploit type: ACL Violation
  • Reported Date: 2016-April-29
  • Fixed Date: 2016-August-03
  • CVE Numbers: requested

Description

Inadequate ACL checks in com_content provide potential read access to data which should be access restricted to users with edit_own level.

Affected Installs

Joomla! CMS versions 1.6.0 through 3.6.0

Solution

Upgrade to version 3.6.1

Contact

The JSST at the Joomla! Security Centre.

Reported By: T-Systems Multimedia Solutions

[20160803] - Core - CSRF

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Medium
  • Versions: 3.6.0
  • Exploit type: CSRF
  • Reported Date: 2016-July-19
  • Fixed Date: 2016-August-03
  • CVE Numbers: requested

Description

Add additional CSRF hardening in com_joomlaupdate.

Affected Installs

Joomla! CMS version 3.6.0

Solution

Upgrade to version 3.6.1

Contact

The JSST at the Joomla! Security Centre.

Reported By: Calum Hutton

[20151207] - Core - SQL Injection

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.0.0 through 3.4.6
  • Exploit type: SQL Injection
  • Reported Date: 2015-December-15
  • Fixed Date: 2015-Decemer-21
  • CVE Numbers: requested

Description

Inadequate filtering of request data leads to a SQL Injection vulnerability.

Affected Installs

Joomla! CMS versions 3.0.0 through 3.4.6

Solution

Upgrade to version 3.4.7

Contact

The JSST at the Joomla! Security Centre.

Reported By: Georgios Papadakis

[20151206] - Core - Session Hardening

  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 1.5.0 through 3.4.6
  • Exploit type: Remote Code Execution
  • Reported Date: 2015-December-15
  • Fixed Date: 2015-December-21
  • CVE Number: requested

Description

The Joomla Security Strike team has been following up on the critical security vulnerability patched last week. Since the recent update it has become clear that the root cause is a bug in PHP itself. This was fixed by PHP in September of 2015 with the releases of PHP 5.4.45, 5.5.29, 5.6.13 (Note that this is fixed in all versions of PHP 7 and has been back-ported in some specific Linux LTS versions of PHP 5.3). This fixes the bug across all supported PHP versions.

Affected Installs

Joomla! CMS versions 1.5.0 through 3.4.6

Solution

Upgrade to version 3.4.7

Contact

The JSST at the Joomla! Security Centre.

Reported By: Found by JSST and independently reported by Dennis Hermatski

[20151201] - Core - Remote Code Execution Vulnerability

  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 1.5.0 through 3.4.5
  • Exploit type: Remote Code Execution
  • Reported Date: 2015-December-13
  • Fixed Date: 2015-December-14
  • CVE Numbers: CVE-2015-8562

Description

Browser information is not filtered properly while saving the session values into the database which leads to a Remote Code Execution vulnerability.

Affected Installs

Joomla! CMS versions 1.5.0 through 3.4.5

Solution

Upgrade to version 3.4.6

Contact

The JSST at the Joomla! Security Centre.

Reported By: Uwe Flottemensch

[20151205] - Session - Remote Code Execution Vulnerability

  • Project: Joomla! Framework
  • SubProject: Session
  • Severity: High
  • Versions: 1.0.0 through 1.3.0
  • Exploit type: Remote Code Execution
  • Reported Date: 2015-December-13
  • Fixed Date: 2015-December-14
  • CVE Number: CVE-2015-8566

Description

Browser information is not filtered properly while saving the session values which leads to a Remote Code Execution vulnerability.

Affected Versions

Joomla! Framework Session package versions 1.0.0 through 1.3.0

Solution

Upgrade to version 1.3.1

Contact

The JSST at the Joomla! Security Centre.

Reported By: Uwe Flottemensch

[20151202] - Core - CSRF Hardening

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.2.0 through 3.4.5
  • Exploit type: CSRF
  • Reported Date: 2015-November-26
  • Fixed Date: 2015-December-14
  • CVE Number: CVE-2015-8563

Description

Add additional CSRF hardening in com_templates.

Affected Installs

Joomla! CMS versions 3.2.0 through 3.4.5

Solution

Upgrade to version 3.4.6

Contact

The JSST at the Joomla! Security Centre.

Reported By: Calum Hutton

[20151203] - Core - Directory Traversal

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.4.0 through 3.4.5
  • Exploit type: Directory Traversal
  • Reported Date: 2015-November-26
  • Fixed Date: 2015-December-14
  • CVE Number: CVE-2015-8564

Description

Failure to properly sanitise input data from the XML install file located within an extension's package archive allows for directory traversal.

Affected Installs

Joomla! CMS versions 3.4.0 through 3.4.5

Solution

Upgrade to version 3.4.6

Contact

The JSST at the Joomla! Security Centre.

Reported By: Calum Hutton

[20151204] - Core - Directory Traversal

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.2.0 through 3.4.5
  • Exploit type: Directory Traversal
  • Reported Date: 2015-November-26
  • Fixed Date: 2015-December-14
  • CVE Number: CVE-2015-8565

Description

Inadequate filtering of request data leads to a Directory Traversal vulnerability.

Affected Installs

Joomla! CMS versions 3.2.0 through 3.4.5

Solution

Upgrade to version 3.4.6

Contact

The JSST at the Joomla! Security Centre.

Reported By: Calum Hutton

[20151001] - Core - SQL Injection

  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 3.2.0 through 3.4.4
  • Exploit type: SQL Injection
  • Reported Date: 2015-October-15
  • Fixed Date: 2015-October-22
  • CVE Numbers: CVE-2015-7297, CVE-2015-7857, CVE-2015-7858

Description

Inadequate filtering of request data leads to a SQL Injection vulnerability.

Affected Installs

Joomla! CMS versions 3.2.0 through 3.4.4

Solution

Upgrade to version 3.4.5

Contact

The JSST at the Joomla! Security Centre.

Reported By: Asaf Orpani of Trustwave and Netanel Rubin at PerimeterX

[20151002] - Core - ACL Violations

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Moderate
  • Versions: 3.2.0 through 3.4.4
  • Exploit type: ACL Violation
  • Reported Date: 2015-October-15
  • Fixed Date: 2015-October-22
  • CVE Number: CVE-2015-7859

Description

Inadequate ACL checks in com_contenthistory provide potential read access to data which should be access restricted.

Affected Installs

Joomla! CMS versions 3.2.0 through 3.4.4

Solution

Upgrade to version 3.4.5

Contact

The JSST at the Joomla! Security Centre.

Reported By: JSST

[20150908] - Core - XSS Vulnerability

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.4.0 through 3.4.3
  • Exploit type: XSS Vulnerability
  • Reported Date: 2015-August-18
  • Fixed Date: 2015-September-08
  • CVE Number: CVE-2015-6939

Description

Inadequate escaping leads to XSS vulnerability in login module.

Affected Installs

Joomla! CMS versions 3.4.0 through 3.4.3

Solution

Upgrade to version 3.4.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: cfreer

[20150602] - Core - CSRF Protection

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.2.0 through 3.4.1
  • Exploit type: CSRF Protection
  • Reported Date: 2015-April-06
  • Fixed Date: 2015-June-30
  • CVE Number: CVE-2015-5397

Description

Lack of CSRF checks potentially enabled uploading malicious code.

Affected Installs

Joomla! CMS versions 3.2.0 through 3.4.1

Solution

Upgrade to version 3.4.2

Contact

The JSST at the Joomla! Security Centre.

Reported By: Eric Flokstra

[20150601] - Core - Open Redirect

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 3.0.0 through 3.4.1
  • Exploit type: Open Redirect
  • Reported Date: 2015-April-08
  • Fixed Date: 2015-June-30
  • CVE Number: CVE-2015-5608

Description

Inadequate checking of the return value allowed to redirect to an external page.

Affected Installs

Joomla! CMS versions 3.0.0 through 3.4.1

Solution

Upgrade to version 3.4.2

Contact

The JSST at the Joomla! Security Centre.

Reported By: Eric Flokstra, Sharath Unni and Steven Sweeting

[20140904] - Core - Denial of Service

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Low
  • Versions: 2.5.4 through 2.5.25, 3.2.5 and earlier 3.x versions, 3.3.0 through 3.3.4
  • Exploit type: Denial of Service
  • Reported Date: 2014-September-24
  • Fixed Date: 2014-September-30
  • CVE Number: CVE-2014-7229

Description

Inadequate checking allowed the potential for a denial of service attack.

Affected Installs

Joomla! CMS versions 2.5.4 through 2.5.25, 3.2.5 and earlier 3.x versions, 3.3.0 through 3.3.4

Solution

Upgrade to version 2.5.26, 3.2.6, or 3.3.5

Contact

The JSST at the Joomla! Security Centre.

Reported By: Johannes Dahse

[20140903] - Core - Remote File Inclusion

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Moderate
  • Versions: 2.5.4 through 2.5.25, 3.2.5 and earlier 3.x versions, 3.3.0 through 3.3.4
  • Exploit type: Remote File Inclusion
  • Reported Date: 2014-September-24
  • Fixed Date: 2014-September-30
  • CVE Number: CVE-2014-7228

Description

Inadequate checking allowed the potential for remote files to be executed.

Affected Installs

Joomla! CMS versions 2.5.4 through 2.5.25, 3.2.5 and earlier 3.x versions, 3.3.0 through 3.3.4

Solution

Upgrade to version 2.5.26, 3.2.6, or 3.3.5

Additional Details

Please refer to AkeebaBackup.com for additional details.

Contact

The JSST at the Joomla! Security Centre.

Reported By: Johannes Dahse

[20140902] - Core - Unauthorised Logins

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Moderate
  • Versions: 2.5.24 and earlier 2.5.x versions, 3.2.4 and earlier 3.x versions, 3.3.0 through 3.3.3
  • Exploit type: Unauthorised Logins
  • Reported Date: 2014-September-09
  • Fixed Date: 2014-September-23
  • CVE Number: CVE-2014-6632

Description

Inadequate checking allowed unauthorised logins via LDAP authentication.

Affected Installs

Joomla! CMS versions 2.5.24 and earlier 2.5.x versions, 3.2.4 and earlier 3.x versions, 3.3.0 through 3.3.3

Solution

Upgrade to version 2.5.25, 3.2.5, or 3.3.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Matthew Daley

[20140901] - Core - XSS Vulnerability

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Moderate
  • Versions: 3.2.0 through 3.2.4, 3.3.0 through 3.3.3
  • Exploit type: XSS Vulnerability
  • Reported Date: 2014-August-27
  • Fixed Date: 2014-September-23
  • CVE Number: CVE-2014-6631

Description

Inadequate escaping leads to XSS vulnerability in com_media.

Affected Installs

Joomla! CMS versions 3.2.0 through 3.2.4 and 3.3.0 through 3.3.3

Solution

Upgrade to version 3.2.5 or 3.3.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Dingjie (Daniel) Yang

[20140301] - Core - SQL Injection

  • Project: Joomla!
  • SubProject: CMS
  • Severity: High
  • Versions: 3.1.0 through 3.2.2
  • Exploit type: SQL Injection
  • Reported Date: 2014-February-06
  • Fixed Date: 2014-March-06

Description

Inadequate escaping leads to SQL injection vulnerability.

Affected Installs

Joomla! CMS versions 3.1.0 through 3.2.2

Solution

Upgrade to version 3.2.3

Contact

The JSST at the Joomla! Security Centre.

[20140302] - Core - XSS Vulnerability

  • Project: Joomla!
  • SubProject: CMS
  • Severity: Moderate
  • Versions: 3.1.2 through 3.2.2
  • Exploit type: XSS Vulnerability
  • Reported Date: 2014-March-04
  • Fixed Date: 2014-March-06

Description

Inadequate escaping leads to XSS vulnerability in com_contact.

Affected Installs

Joomla! CMS versions 3.1.2 through 3.2.2

Solution

Upgrade to version 3.2.3

Contact

The JSST at the Joomla! Security Centre.

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