CVE-2024-37149 in glpi
Summary
by MITRE • 07/10/2024
GLPI is an open-source asset and IT management software package that provides ITIL Service Desk features, licenses tracking and software auditing. An authenticated technician user can upload a malicious PHP script and hijack the plugin loader to execute this malicious script. Upgrade to 10.0.16.
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Analysis
by VulDB Data Team • 07/11/2024
The vulnerability identified as CVE-2024-37149 affects GLPI, a widely-used open-source IT asset and service management platform that implements ITIL service desk capabilities alongside license tracking and software auditing functionalities. This security flaw represents a critical privilege escalation vulnerability that allows authenticated technicians to execute arbitrary code on the target system, fundamentally compromising the platform's security posture and potentially enabling broader network infiltration.
The technical implementation of this vulnerability stems from inadequate input validation and file upload restrictions within GLPI's plugin management system. An authenticated user with technician privileges can upload a malicious PHP script through what appears to be a legitimate plugin upload mechanism. The vulnerability occurs because the application fails to properly sanitize file names or validate the content of uploaded files, allowing attackers to bypass security controls and execute their malicious payloads directly within the plugin loader context. This represents a classic file upload vulnerability that has been classified under CWE-434, which specifically addresses insecure file upload handling in web applications. The flaw essentially creates an execution path where uploaded PHP files are processed by the plugin loader without proper security checks, enabling remote code execution capabilities.
The operational impact of this vulnerability extends far beyond simple code execution, as it provides attackers with a persistent foothold within the target environment. Once a malicious script is uploaded and executed, attackers can leverage the technician account's privileges to access sensitive data, modify system configurations, and potentially escalate their access to higher-privilege accounts. The vulnerability affects organizations that rely on GLPI for critical IT asset management and service desk operations, where the compromise of such systems can lead to significant data breaches, service disruptions, and compliance violations. The attack vector is particularly concerning because it requires only an authenticated technician account, which is typically less privileged than administrative accounts but still possesses sufficient permissions to perform many operational tasks within the IT infrastructure.
Organizations utilizing GLPI should immediately implement the recommended mitigation strategy of upgrading to version 10.0.16, which contains the necessary patches to address this vulnerability. Beyond the mandatory upgrade, security teams should conduct thorough audits of existing GLPI installations to identify any potential exploitation attempts and ensure that all technician accounts maintain appropriate access controls. The vulnerability aligns with ATT&CK technique T1505.003, which covers "Web Shell" and "Server-side Injection" methods that attackers commonly employ to establish persistent access to compromised systems. Security monitoring should focus on unusual file upload activities, particularly in plugin directories, and network traffic patterns that may indicate command and control communications from compromised systems. Additionally, implementing proper file type validation, restricting upload permissions, and conducting regular security assessments of web applications will help prevent similar vulnerabilities from being exploited in other systems within the organization's infrastructure.