CVE-2020-7622 : Vulnerability Insights and Analysis

This CVE involves a vulnerability in the package io.jooby:jooby-netty that allows HTTP Response Splitting. The affected versions are before 1.6.9, from 2.0.0, and before 2.2.1.

Understanding CVE-2020-7622

This CVE pertains to a security issue in the io.jooby:jooby-netty package that could lead to HTTP Response Splitting.

What is CVE-2020-7622?

CVE-2020-7622 is a vulnerability in the DefaultHttpHeaders of the io.jooby:jooby-netty package, allowing potential abuse for HTTP Response Splitting.

The Impact of CVE-2020-7622

The impact of this CVE is rated as MEDIUM with a CVSS base score of 6.5. It has low confidentiality and integrity impacts, with no privileges required for exploitation.

Technical Details of CVE-2020-7622

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability lies in the DefaultHttpHeaders of the affected package, enabling HTTP Response Splitting due to improper header validation.

Affected Systems and Versions

Versions before 1.6.9
Versions from 2.0.0 and before 2.2.1

Exploitation Mechanism

The issue arises from the DefaultHttpHeaders not properly validating headers, potentially allowing malicious actors to abuse them for HTTP Response Splitting.

Mitigation and Prevention

To address CVE-2020-7622, follow these mitigation strategies:

Immediate Steps to Take

Update the io.jooby:jooby-netty package to version 1.6.9 or above.
Monitor and restrict user input that could lead to HTTP Response Splitting.

Long-Term Security Practices

Regularly review and update security configurations.
Educate developers on secure coding practices to prevent similar vulnerabilities.

Patching and Updates

Apply patches provided by the package maintainers to fix the vulnerability and enhance security measures.