CVE-2021-28490 : What You Need to Know

OWASP CSRFGuard through version 3.1.0 is affected by a CSRF vulnerability, allowing the CSRF cookie to be accessed using only a session token.

Understanding CVE-2021-28490

This section will delve into the details of CVE-2021-28490, shedding light on the vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2021-28490?

CVE-2021-28490 involves a CSRF vulnerability in OWASP CSRFGuard through version 3.1.0, which enables the retrieval of the CSRF cookie through a session token.

The Impact of CVE-2021-28490

The vulnerability in OWASP CSRFGuard can be exploited by malicious actors to perform Cross-Site Request Forgery (CSRF) attacks, potentially leading to unauthorized actions being performed on behalf of a user.

Technical Details of CVE-2021-28490

Let's look into the technical specifics of CVE-2021-28490, including the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

In OWASP CSRFGuard up to version 3.1.0, the CSRF cookie can be accessed using only a session token, opening up the possibility of CSRF attacks.

Affected Systems and Versions

All versions of OWASP CSRFGuard up to 3.1.0 are affected by CVE-2021-28490, potentially putting users at risk of CSRF exploitation.

Exploitation Mechanism

Malicious entities can exploit this vulnerability by leveraging the CSRF cookie retrieval through the session token, enabling them to carry out CSRF attacks.

Mitigation and Prevention

To safeguard against CVE-2021-28490, it is crucial to take immediate steps, establish long-term security practices, and ensure timely patching and updates.

Immediate Steps to Take

Organizations should assess the impact of the vulnerability, implement temporary workarounds if available, and closely monitor for any signs of exploitation.

Long-Term Security Practices

Incorporating secure coding practices, conducting regular security audits, and raising awareness among developers and users about CSRF risks are essential for long-term protection.

Patching and Updates

Stay informed about security advisories from OWASP, apply patches promptly, and keep the OWASP CSRFGuard software up to date to mitigate the risks associated with CVE-2021-28490.