CVE-2020-36190 : What You Need to Know
Learn about CVE-2020-36190, a vulnerability in RailsAdmin allowing XSS attacks via nested forms. Find out the impact, affected versions, and mitigation steps.
RailsAdmin (aka rails_admin) before 1.4.3 and 2.x before 2.0.2 allows XSS via nested forms.
Understanding CVE-2020-36190
RailsAdmin is vulnerable to cross-site scripting (XSS) attacks through nested forms.
What is CVE-2020-36190?
CVE-2020-36190 is a vulnerability in RailsAdmin that enables attackers to execute malicious scripts via nested forms, potentially compromising user data and system integrity.
The Impact of CVE-2020-36190
This vulnerability can lead to unauthorized access, data theft, and potential manipulation of sensitive information within affected systems.
Technical Details of CVE-2020-36190
RailsAdmin's security flaw is detailed below:
Vulnerability Description
RailsAdmin versions prior to 1.4.3 and 2.x before 2.0.2 are susceptible to XSS attacks when processing nested forms, allowing attackers to inject and execute malicious scripts.
Affected Systems and Versions
- RailsAdmin versions before 1.4.3
- RailsAdmin 2.x versions prior to 2.0.2
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting malicious input within nested forms, which, when processed by RailsAdmin, can execute unauthorized scripts.
Mitigation and Prevention
To address CVE-2020-36190, consider the following steps:
Immediate Steps to Take
- Update RailsAdmin to version 1.4.3 or 2.0.2 to mitigate the XSS vulnerability.
- Implement input validation and output encoding to prevent script injection.
Long-Term Security Practices
- Regularly monitor and audit web application code for security vulnerabilities.
- Educate developers on secure coding practices to prevent XSS and other common web application attacks.
Patching and Updates
- Stay informed about security updates and patches released by RailsAdmin to address known vulnerabilities.