CVE-2023-46726 Explained : Impact and Mitigation

A detailed overview of the GLPI remote code execution vulnerability in PHP 7.4.

Understanding CVE-2023-46726

This CVE identifies a remote code execution vulnerability in GLPI prior to version 10.0.11 on PHP 7.4.

What is CVE-2023-46726?

GLPI, a free asset and IT management software, is affected by a vulnerability that allows arbitrary code execution via the LDAP server configuration form.

The Impact of CVE-2023-46726

The vulnerability poses a high-risk as it can be exploited to execute malicious code on affected systems, leading to unauthorized access and potential system compromise.

Technical Details of CVE-2023-46726

Exploring the specifics of this security issue.

Vulnerability Description

The flaw arises from improper neutralization of special elements in output, enabling injection attacks via the LDAP server configuration form.

Affected Systems and Versions

Systems running GLPI versions from 10.0.0 to 10.0.11 on PHP 7.4 are susceptible to this vulnerability.

Exploitation Mechanism

Exploitation involves uploading arbitrary code as a GLPI document through the LDAP server configuration form to execute commands remotely.

Mitigation and Prevention

Best practices to address and mitigate the CVE-2023-46726 vulnerability.

Immediate Steps to Take

Upgrade GLPI to version 10.0.11 to apply the necessary patch and prevent exploitation.
Restrict access to the LDAP server configuration form to trusted users only.

Long-Term Security Practices

Regularly monitor and audit LDAP server configurations for any unauthorized changes.
Educate users on safe document uploads and file handling practices.

Patching and Updates

Stay informed about security advisories and promptly apply patches released by GLPI to ensure ongoing protection.