CVE-2020-28482 : Vulnerability Insights and Analysis

This CVE involves a vulnerability in the fastify-csrf package before version 3.0.0, potentially leading to Cross-site Request Forgery (CSRF) attacks.

Understanding CVE-2020-28482

This CVE identifies a security issue in the fastify-csrf package that could allow attackers to perform CSRF attacks.

What is CVE-2020-28482?

CVE-2020-28482 is a vulnerability in fastify-csrf versions prior to 3.0.0, where the generated cookie had insecure defaults and lacked the httpOnly flag, and the CSRF token was exposed in the GET query parameter.

The Impact of CVE-2020-28482

The vulnerability has a CVSS base score of 5.9, indicating a medium severity issue with high confidentiality impact and low integrity impact.

Technical Details of CVE-2020-28482

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The fastify-csrf package before version 3.0.0 had insecure cookie settings and exposed CSRF tokens in GET query parameters, making it susceptible to CSRF attacks.

Affected Systems and Versions

Product: fastify-csrf
Vendor: n/a
Versions Affected: < 3.0.0

Exploitation Mechanism

Attack Complexity: HIGH
Attack Vector: NETWORK
Privileges Required: NONE
User Interaction: REQUIRED
Scope: UNCHANGED

Mitigation and Prevention

Protecting systems from CVE-2020-28482 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade fastify-csrf to version 3.0.0 or higher.
Implement secure cookie settings and ensure CSRF tokens are not exposed.

Long-Term Security Practices

Regularly update packages and dependencies to prevent vulnerabilities.
Conduct security audits and testing to identify and address potential issues.

Patching and Updates

Stay informed about security advisories and apply patches promptly to mitigate known vulnerabilities.