Cross-Site Scripting (XSS) Vulnerabilities in phpMyAdmin
Summary
CVE-2014-4986: Multiple cross-site scripting (XSS) vulnerabilities in js/functions.js in phpMyAdmin 4.0.x before 4.0.10.1, 4.1.x before 4.1.14.2, and 4.2.x before 4.2.6 allow remote authenticated users to inject arbitrary web script or... Affects phpmyadmin versions < 4:4.2.6-1. Fixed in 4:4.2.6-1. How to fix ↓
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Background
phpMyAdmin is a popular web-based database management tool used for managing MySQL databases. It provides a user-friendly interface for performing various database operations such as creating tables, executing queries, and managing user permissions. However, multiple versions of phpMyAdmin are vulnerable to cross-site scripting (XSS) attacks.
Vulnerability Detail
The vulnerability, identified as CVE-2014-4986, allows remote authenticated users to inject arbitrary web script or HTML into phpMyAdmin. This can be achieved by exploiting improper handling of table and column names during the construction of an AJAX confirmation message. An attacker can craft a malicious table or column name that includes malicious script or HTML code, which will be executed when the confirmation message is displayed to the user. This can lead to various consequences, including the theft of sensitive information, session hijacking, or the execution of arbitrary code on the user's browser.
How To Fix
Minimum fixed version
4:4.2.6-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade phpmyadminTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If upgrading phpMyAdmin is not immediately feasible, a temporary workaround is to sanitize user input for table and column names. This can be done by implementing input validation and filtering mechanisms to remove or escape any potentially malicious characters. However, this workaround is not a permanent solution and should be followed by upgrading to the latest version of phpMyAdmin as soon as possible.
Conclusion
The cross-site scripting (XSS) vulnerabilities in phpMyAdmin pose a security risk to users. It is crucial to upgrade to the latest version of phpMyAdmin (4.2.6 or later) to ensure the vulnerability is patched. Implementing input validation and filtering mechanisms can serve as a temporary workaround until the upgrade is performed. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
phpMyAdmin is a web-based database management tool used for managing MySQL databases. It provides a user-friendly interface for performing various database operations.
Cross-site scripting (XSS) is a type of security vulnerability that allows attackers to inject malicious scripts or HTML code into web pages viewed by other users. This can lead to various consequences, including the theft of sensitive information or the execution of arbitrary code on the user's browser.
The vulnerability in phpMyAdmin allows remote authenticated users to inject arbitrary web script or HTML. This can lead to the execution of malicious code on the user's browser, potentially resulting in the theft of sensitive information or the hijacking of user sessions.
A temporary workaround is to sanitize user input for table and column names by implementing input validation and filtering mechanisms. However, this should be followed by upgrading phpMyAdmin to the latest version to ensure a permanent fix.
To fix the vulnerability, it is recommended to upgrade phpMyAdmin to version 4.2.6 or later. This upgrade includes proper handling of table and column names to prevent the injection of malicious script or HTML.
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