CVE-2023-4195 : What You Need to Know

This CVE involves a PHP Remote File Inclusion vulnerability in the GitHub repository cockpit-hq/cockpit prior to version 2.6.3.

Understanding CVE-2023-4195

This section will delve into the specifics of CVE-2023-4195, outlining the vulnerability and its impact.

What is CVE-2023-4195?

CVE-2023-4195 is a PHP Remote File Inclusion vulnerability found in the cockpit-hq/cockpit GitHub repository before version 2.6.3. This vulnerability can be exploited by an attacker to include a remote file that can execute malicious PHP code on the server.

The Impact of CVE-2023-4195

The impact of CVE-2023-4195 is considered critical with a CVSSv3 base score of 9.9. It can lead to a high impact on availability and integrity, making it crucial to address promptly.

Technical Details of CVE-2023-4195

In this section, we will explore the technical aspects of CVE-2023-4195, including the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability is categorized under CWE-98, indicating an Improper Control of Filename for Include/Require Statement in PHP Program. This type of vulnerability allows remote code execution and can lead to severe consequences if exploited.

Affected Systems and Versions

The affected system is the cockpit-hq/cockpit GitHub repository prior to version 2.6.3. Systems with versions less than 2.6.3 are vulnerable to this exploit.

Exploitation Mechanism

The exploitation of CVE-2023-4195 involves an attacker leveraging the file inclusion vulnerability to execute malicious PHP code remotely. By manipulating the input to include the malicious file, the attacker can compromise the server's security.

Mitigation and Prevention

To address CVE-2023-4195 and mitigate its risks, certain steps need to be taken to secure the system and prevent exploitation.

Immediate Steps to Take

Update the cockpit-hq/cockpit repository to version 2.6.3 or above.
Implement proper input validation to prevent malicious file inclusions.
Monitor and restrict access to sensitive areas of the application.

Long-Term Security Practices

Conduct regular security audits and code reviews to identify and address vulnerabilities proactively.
Stay informed about security best practices in PHP programming to prevent similar issues in the future.

Patching and Updates

Stay up to date with security patches provided by the cockpit-hq/cockpit repository to address any known vulnerabilities promptly. Regularly check for updates and apply them to ensure the system's security integrity.