CVE-2023-41323 in GLPI
Summary
by MITRE • 10/25/2023
GLPI stands for Gestionnaire Libre de Parc Informatique is a Free Asset and IT Management Software package, that provides ITIL Service Desk features, licenses tracking and software auditing. An unauthenticated user can enumerate users logins. Users are advised to upgrade to version 10.0.10. There are no known workarounds for this vulnerability.
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Analysis
by VulDB Data Team • 10/25/2023
The vulnerability identified as CVE-2023-41323 affects GLPI, a widely-used open-source IT asset and service management platform that serves organizations in managing their information technology infrastructure. This software provides comprehensive features including ITIL service desk capabilities, license tracking, and software auditing functionalities that are critical for enterprise IT operations. The vulnerability resides within the application's authentication and authorization mechanisms, specifically exposing user enumeration capabilities to unauthenticated attackers who can exploit this flaw without requiring any credentials or privileged access.
This security weakness represents a significant information disclosure vulnerability that allows unauthorized users to discover valid usernames within the GLPI system through a process known as user enumeration. The flaw enables attackers to systematically identify active user accounts by analyzing application responses to various input attempts, effectively bypassing traditional authentication barriers. The vulnerability stems from improper validation and response handling within the application's user management components, where the system provides different error messages or response patterns for valid versus invalid usernames, creating a predictable pattern that attackers can exploit.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with a foundational foothold for more sophisticated attacks. Once valid usernames are enumerated, threat actors can proceed with targeted credential stuffing, brute force attacks, or social engineering campaigns with significantly improved success rates. The vulnerability affects the confidentiality and integrity aspects of the system as outlined in the CIA triad, potentially leading to unauthorized access to sensitive IT asset information, license details, and service desk records. Organizations utilizing GLPI for critical IT management functions face heightened risk of data breaches and unauthorized system access when this vulnerability remains unpatched.
The affected GLPI version requires immediate remediation through the recommended upgrade to version 10.0.10, which addresses the underlying user enumeration flaw through improved input validation and consistent response handling mechanisms. Security professionals should note that this vulnerability aligns with CWE-200, which covers information disclosure vulnerabilities, and represents a specific instance of improper input validation that enables unauthorized access to system information. The lack of known workarounds means that organizations cannot implement temporary mitigations while awaiting the official patch deployment, making immediate upgrade the primary defense mechanism. This vulnerability also maps to ATT&CK technique T1078.004, which covers valid accounts through compromised credentials, as the enumerated user accounts could facilitate subsequent exploitation attempts. Organizations should conduct comprehensive security assessments of their GLPI installations, verify the current version status, and implement the necessary upgrade procedures to prevent potential exploitation by malicious actors seeking to gain unauthorized access to their IT management systems.