CVE-2023-46818 : Security Advisory and Response

An issue has been identified in ISPConfig before version 3.2.11p1 that allows PHP code injection through the language file editor when admin_allow_langedit is enabled.

Understanding CVE-2023-46818

This section will delve into the details of CVE-2023-46818, its impact, technical aspects, and mitigation strategies.

What is CVE-2023-46818?

CVE-2023-46818 is a vulnerability in ISPConfig prior to version 3.2.11p1 that enables PHP code injection via the language file editor when specific admin privileges are enabled.

The Impact of CVE-2023-46818

The presence of this vulnerability can lead to unauthorized PHP code execution by an administrator, potentially resulting in the compromise of the affected system's security.

Technical Details of CVE-2023-46818

Let's explore the specific technical aspects of CVE-2023-46818 to understand how this vulnerability can be exploited.

Vulnerability Description

The vulnerability allows an administrator with certain permissions to inject malicious PHP code through the language file editor, granting unauthorized access and control.

Affected Systems and Versions

All versions of ISPConfig before 3.2.11p1 are affected by this vulnerability, emphasizing the importance of timely updates and patches.

Exploitation Mechanism

By enabling admin_allow_langedit, an attacker with administrative access can abuse the language file editor to inject harmful PHP code, compromising system integrity.

Mitigation and Prevention

To safeguard systems from CVE-2023-46818, immediate actions and long-term security practices must be implemented effectively.

Immediate Steps to Take

Administrators should update ISPConfig to version 3.2.11p1 or later, disable admin_allow_langedit if possible, and monitor for any suspicious activities on the system.

Long-Term Security Practices

Regularly review and update system configurations, enforce the principle of least privilege, conduct security trainings for personnel, and maintain a proactive approach to vulnerability management.

Patching and Updates

Frequent monitoring of security advisories and promptly applying patches and updates are crucial to prevent exploitation of known vulnerabilities like CVE-2023-46818.