CVE-2021-29435 : What You Need to Know
Discover the details of CVE-2021-29435, a High severity CSRF vulnerability in trestle-auth plugin for Trestle admin framework. Learn the impact, affected systems, exploitation, and mitigation steps.
A detailed analysis of the Cross-Site Request Forgery (CSRF) vulnerability found in trestle-auth plugin for the Trestle admin framework, affecting versions 0.4.0 and 0.4.1.
Understanding CVE-2021-29435
CVE-2021-29435 is a CSRF vulnerability in the trestle-auth plugin that could allow attackers to bypass CSRF protection and manipulate admin account credentials.
What is CVE-2021-29435?
trestle-auth, an authentication plugin for the Trestle admin framework, is susceptible to a CSRF exploit in versions 0.4.0 and 0.4.1. The vulnerability enables attackers to subvert CSRF protection and potentially modify sensitive data, including admin account details.
The Impact of CVE-2021-29435
The impact of this vulnerability is rated as HIGH, with a CVSS base score of 8.1. It poses a risk to confidentiality, integrity, and could lead to unauthorized data alterations.
Technical Details of CVE-2021-29435
A deeper dive into the technical aspects of the vulnerability in trestle-auth.
Vulnerability Description
The vulnerability in trestle-auth versions 0.4.0 and 0.4.1 allows threat actors to create a form that evades Rails' CSRF protection, exploiting trestle-auth admin sessions.
Affected Systems and Versions
- Product: trestle-auth
- Vendor: TrestleAdmin
- Versions: >= 0.4.0, < 0.4.2
Exploitation Mechanism
Attackers can leverage the CSRF vulnerability in trestle-auth to tamper with protected data, potentially compromising admin account credentials.
Mitigation and Prevention
Best practices to mitigate and prevent the exploitation of CVE-2021-29435.
Immediate Steps to Take
Users are advised to update trestle-auth to version 0.4.2 or above to address the CSRF vulnerability and enhance security measures.
Long-Term Security Practices
Implement strict input validation, employ CSRF tokens, and conduct regular security audits to fortify the application against CSRF attacks.
Patching and Updates
Stay informed about security updates for trestle-auth by monitoring official repositories and promptly applying patches to prevent exploitation of known vulnerabilities.