CVE-2020-1695 : What You Need to Know

A vulnerability in Red Hat's resteasy versions prior to 3.12.0.Final and 4.6.0.Final could allow an attacker to inject unexpected behavior into the server's response.

Understanding CVE-2020-1695

This CVE pertains to improper input validation in resteasy, potentially leading to injection attacks.

What is CVE-2020-1695?

This flaw in resteasy versions could enable an attacker to introduce an illegal header into the server's response, allowing for injection attacks and unexpected behavior during HTTP response construction.

The Impact of CVE-2020-1695

The vulnerability's CVSS 3.0 base score of 7.5 indicates a high severity level, with a potential integrity impact.

Technical Details of CVE-2020-1695

A detailed look at the technical aspects of this CVE.

Vulnerability Description

Improper input validation in resteasy versions prior to 3.12.0.Final and 4.6.0.Final results in the integration of an illegal header into the server's response, permitting injection attacks.

Affected Systems and Versions

All resteasy 3.x.x versions prior to 3.12.0.Final
All resteasy 4.x.x versions prior to 4.6.0.Final

Exploitation Mechanism

The vulnerability allows attackers to insert malicious content into server responses, potentially leading to unexpected behavior.

Mitigation and Prevention

Understanding how to address and prevent the CVE.

Immediate Steps to Take

Apply the available security patches provided by Red Hat promptly.
Monitor for any suspicious activities on the affected systems.

Long-Term Security Practices

Implement robust input validation mechanisms to prevent injection attacks.
Regularly update and patch software to address security vulnerabilities.

Patching and Updates

Update resteasy to versions 3.12.0.Final or 4.6.0.Final to mitigate the vulnerability.