Joomla 2020

2/13/2022by admin

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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.

Development for the Joomla! CMS is primarily lead by two teams within the Production Department. CMS Release Team. The Release Team is responsible for quality assurance testing of the CMS and for planning, coordinating, and distributing all releases. The release lead for each minor release is a member of this team and acts as the primary decision maker when it comes to the release. Joomla-SQLinjection PoC. Payload to detect prefix table Step 1: Get hexa value. Choosing the best Joomla Template Framework Often creates distraction. In this blog you will get to know about 5 Best Joomla Template Framework of 2020.

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[20210402] - Core - Inadequate filters on module layout settings

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity:Low
  • Versions: 3.0.0 - 3.9.25
  • Exploit type: LFI
  • Reported Date: 2021-01-03
  • Fixed Date: 2021-04-13
  • CVE Number:CVE-2021-26031

Description

Inadequate filters on module layout settings could lead to an LFI.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.25

Solution

Upgrade to version 3.9.26

Contact

The JSST at the Joomla! Security Centre.

[20210401] - Core - Escape xss in logo parameter error pages

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity:Low
  • Versions: 3.0.0 - 3.9.25
  • Exploit type: XSS
  • Reported Date: 2021-03-09
  • Fixed Date: 2021-04-13
  • CVE Number:CVE-2021-26030

Description

Inadequate escaping allowed XSS attacks using the logo parameter of the default templates on error pages.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.25

Solution

Upgrade to version 3.9.26

Contact

The JSST at the Joomla! Security Centre.

Templates

[20210305] - Core - Input validation within the template manager

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity:Low
  • Versions: 3.2.0 - 3.9.24
  • Exploit type: Improper Input Validation
  • Reported Date: 2020-05-07
  • Fixed Date: 2021-03-02
  • CVE Number:CVE-2021-23131

Description

Missing input validation within the template manager.

Affected Installs

Joomla! CMS versions 3.2.0 - 3.9.24

Solution

Upgrade to version 3.9.25

Contact

2020

The JSST at the Joomla! Security Centre.

Reported By: Bui Duc Anh Khoa from Viettel Cyber Security

[20210301] - Core - Insecure randomness within 2FA secret generation

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity:Low
  • Versions: 3.2.0 - 3.9.24
  • Exploit type: Insecure Randomness
  • Reported Date: 2021-01-12
  • Fixed Date: 2021-03-02
  • CVE Number:CVE-2021-23126, CVE-2021-23127

Description

Usage of the insecure rand() function within the process of generating the 2FA secret.
Usage of an insufficient length for the 2FA secret accoring to RFC 4226 of 10 bytes vs 20 bytes.

Additional details as well as a more contexts for exising sites can be found in the docs: https://docs.joomla.org/J3.x:Changes_to_the_2FA_token_generation_recommendations_for_existing_sites

This issue has been coordinated with Akeeba Ltd as contributor of the original FOF codebase to the core.

Affected Installs

Joomla! CMS versions 3.2.0 - 3.9.24

Solution

Upgrade to version 3.9.25

Contact

The JSST at the Joomla! Security Centre.

[20210302] - Core - Potential Insecure FOFEncryptRandval

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Low
  • Severity:Low
  • Versions: 3.2.0 - 3.9.24
  • Exploit type: Insecure Randomness
  • Reported Date: 2021-01-13
  • Fixed Date: 2021-03-02
  • CVE Number:CVE-2021-23128

Description

The core shipped but unused randval implementation within FOF (FOFEncryptRandval) used an potential insecure implemetation. That has now been replaced with a call to 'random_bytes()' and its backport that is shipped within random_compat.

This issue has been coordinated with Akeeba Ltd as contributor of the original FOF codebase to the core.

Affected Installs

Joomla! CMS versions 3.2.0 - 3.9.24

Solution

Upgrade to version 3.9.25

Contact

The JSST at the Joomla! Security Centre.

[20210303] - Core - XSS within alert messages showed to users

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity:Low
  • Versions: 2.5.0 - 3.9.24
  • Exploit type: XSS
  • Reported Date: 2020-05-07
  • Fixed Date: 2021-03-02
  • CVE Number:CVE-2021-23129

Description

Missing filtering of messages showed to users that could lead to xss issues.

Joomla Templates 2020

Affected Installs

Joomla! CMS versions 2.5.0 - 3.9.24

Solution

Upgrade to version 3.9.25

Contact

The JSST at the Joomla! Security Centre.

Reported By: Bui Duc Anh Khoa from Viettel Cyber Security

[20210308] - Core - Path Traversal within joomla/archive zip class

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity:Low
  • Versions: 3.0.0 - 3.9.24
  • Exploit type: Path Traversal
  • Reported Date: 2020-09-08
  • Fixed Date: 2021-03-02
  • CVE Number:CVE-2021-26028

Description

Extracting an specifilcy crafted zip package could write files outside of the intended path.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.24

Solution

Upgrade to version 3.9.25

Contact

The JSST at the Joomla! Security Centre.

[20210304] - Core - XSS within the feed parser library

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity:Low
  • Versions: 2.5.0 - 3.9.24
  • Exploit type: XSS
  • Reported Date: 2020-05-05
  • Fixed Date: 2021-03-02
  • CVE Number:CVE-2021-23130

Description

Missing filtering of feed fields could lead to xss issues.

Affected Installs

2020

Joomla! CMS versions 2.5.0 - 3.9.24

Solution

Upgrade to version 3.9.25

Contact

The JSST at the Joomla! Security Centre.

Reported By: Bui Duc Anh Khoa from Viettel Cyber Security

[20210306] - Core - com_media allowed paths that are not intended for image uploads

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity:Low
  • Versions: 3.0.0 - 3.9.24
  • Exploit type: Improper Input Validation
  • Reported Date: 2020-02-17
  • Fixed Date: 2021-03-02
  • CVE Number:CVE-2021-23132

Description

com_media allowed paths that are not intended for image uploads.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.24

Solution

Upgrade to version 3.9.25

Contact

The JSST at the Joomla! Security Centre.

[20210307] - Core - ACL violation within com_content frontend editing

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity:Low
  • Versions: 3.0.0 - 3.9.24
  • Exploit type: ACL violation
  • Reported Date: 2020-10-25
  • Fixed Date: 2021-03-02
  • CVE Number:CVE-2021-26027

Description

Incorrect ACL checks could allow unauthorized change of the category for an article.

Affected Installs

Joomla! CMS versions 3.0.0 - 3.9.24

Joomla 2020

Solution

Upgrade to version 3.9.25

Contact

The JSST at the Joomla! Security Centre.

Joomla 2020

Reported By: Brian Teeman, George Wilson (JSST), David Jardin (JSST)
  • Joomla Basics Tutorial
Joomla templates 2020 free
  • Joomla Menus
  • Joomla Modules
  • Joomla Global Settings
  • Joomla Advanced
  • Joomla Useful Resources
Joomla 2020
  • Selected Reading

Joomla is an open source Content Management System (CMS), which is used to build websites and online applications. It is free and extendable which is separated into front-end templates and back-end templates (administrator). Joomla is developed using PHP, Object Oriented Programming, software design patterns and MySQL (used for storing the data). This tutorial will teach you the basics of Joomla using which you can create websites with ease. The tutorial is divided into sections such as Joomla Basics, Joomla Menus, Joomla Modules, Joomla Global Settings, and Joomla Advanced. Each of these sections contain related topics with screenshots explaining the Joomla admin screens.

This tutorial has been prepared for anyone who has a basic knowledge of HTML and CSS and has an urge to develop websites. After completing this tutorial you will find yourself at a moderate level of expertise in developing websites using Joomla.

Before you start proceeding with this tutorial, we are assuming that you are already aware about the basics of HTML and CSS. If you are not well aware of these concepts, then we will suggest you to go through our short tutorials on HTML and CSS.

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