Cross-Site Scripting Vulnerability in phpLiteAdmin: XSS via NewRows Parameter
Summary
DEBIAN-CVE-2021-46709: phpLiteAdmin through 1.9.8.2 allows XSS via the index.php newRows parameter (aka num or number). Affects phpliteadmin versions < 1.9.8.2-1+deb11u1. Fixed in 1.9.8.2-1+deb11u1. How to fix ↓
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Background
phpLiteAdmin is a web-based SQLite database administration tool written in PHP. It provides a user-friendly interface for managing SQLite databases, allowing users to perform operations such as creating, editing, and deleting database entries. However, versions up to 1.9.8.2 are vulnerable to a Cross-Site Scripting (XSS) attack through the 'newRows' parameter in the index.php file, which can be exploited by attackers to execute malicious scripts in the context of the user's browser.
Vulnerability Detail
The vulnerability arises from improper handling of user input in the 'newRows' parameter, which allows attackers to inject arbitrary JavaScript code. When a victim accesses a specially crafted URL containing malicious input, the script executes in their browser, potentially leading to session hijacking, data theft, or other malicious actions. This XSS vulnerability is particularly concerning as it can affect any user interacting with the compromised phpLiteAdmin interface.
How To Fix
Minimum fixed version
1.9.8.2-1+deb11u1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade phpliteadminTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If immediate updating is not feasible, a temporary workaround is to sanitize and validate all user inputs in the application to prevent the execution of malicious scripts. This can be done by implementing input validation functions to escape special characters in the 'newRows' parameter.
Conclusion
The phpLiteAdmin package is vulnerable to a Cross-Site Scripting attack through the 'newRows' parameter, which can lead to serious security issues. Users are advised to update to the latest patched version to protect against potential exploits. Implementing input validation can serve as a temporary measure until the update is applied.
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FAQ
phpLiteAdmin is a web-based tool for managing SQLite databases, providing an easy-to-use interface for database operations.
The XSS vulnerability allows attackers to inject malicious scripts into web pages viewed by other users, potentially compromising their data and sessions.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
Yes, you can implement input validation and sanitization to mitigate the risk of XSS attacks until you can apply the patch.
It is recommended to regularly check for vulnerabilities in your software dependencies, ideally on a weekly basis, to ensure your applications remain secure.
References
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