Laravel Mass Assignment Vulnerability in laravel/framework
Summary
GHSA-rj3w-99gc-8j58: Laravel Risk of mass-assignment vulnerabilities. Affects laravel/framework versions >= 4.0.0, < 4.1.29. Fixed in 4.1.29. How to fix ↓
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Background
laravel/framework is a popular PHP framework used for web application development. It provides a wide range of features and functionalities to simplify the development process. However, versions prior to 4.1.29 are vulnerable to a mass assignment vulnerability. This vulnerability can allow an attacker to modify or access sensitive data by manipulating the input parameters of certain functions.
Vulnerability Detail
The mass assignment vulnerability in laravel/framework arises when user-controlled input is not properly validated or filtered before being used to update or save data. This can lead to unauthorized modifications or access to sensitive data. The vulnerability was addressed in version 4.1.29 by improving the column quoting for all database drivers. If the fillable property is used on models to protect against mass assignment, the application is not vulnerable. However, if the guarded property is used and a user-controlled array is passed into an 'update' or 'save' function, the application may be at risk.
How To Fix
Minimum fixed version
4.1.29
This is the first release that contains the fix.
composer require laravel/framework:4.1.29Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If upgrading to version 4.1.29 is not immediately feasible, a workaround can be implemented by using the fillable property on models to protect against mass assignment. By explicitly specifying the fields that can be mass assigned, the vulnerability can be mitigated. For example, in a model class, the fillable property can be set as follows:
protected $fillable = ['field1', 'field2'];
Conclusion
The mass assignment vulnerability in laravel/framework can pose a risk to the security of web applications. It is crucial to upgrade to version 4.1.29 or later to mitigate this vulnerability. Additionally, implementing proper input validation and filtering mechanisms is essential to prevent similar vulnerabilities in the future. For further support and assistance in vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for laravel/framework →
FAQ
laravel/framework is a PHP framework used for web application development. It provides a range of features and functionalities to simplify the development process.
A mass assignment vulnerability occurs when user-controlled input is not properly validated or filtered before being used to update or save data. This can lead to unauthorized modifications or access to sensitive data.
To fix the vulnerability, it is recommended to upgrade laravel/framework to version 4.1.29 or later. Additionally, ensure proper input validation and filtering mechanisms are in place to prevent mass assignment vulnerabilities.
The fillable property is used in laravel/framework to specify the fields that can be mass assigned. By explicitly defining the fillable fields, the vulnerability can be mitigated.
No, if you are using the fillable property on your models to protect against mass assignment, your application is not vulnerable to this specific issue.
References
Related vulnerabilities
Recent vulnerabilities recorded for laravel/framework.
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