CVE-2007-0723 in Mac OS X
Summary
by MITRE
Unspecified vulnerability in the authentication feature for DirectoryService (DS Plug-Ins) for Apple Mac OS X 10.3.9 and 10.4 through 10.4.8 allows remote authenticated LDAP users to modify the root password and gain privileges via unknown vectors.
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Analysis
by VulDB Data Team • 07/23/2024
The vulnerability identified as CVE-2007-0723 represents a critical security flaw within Apple Mac OS X DirectoryService authentication mechanisms that affects versions 10.3.9 through 10.4.8. This issue specifically targets the DS Plug-Ins component of the DirectoryService framework, which serves as the core authentication and directory services infrastructure for macOS systems. The vulnerability arises from insufficient access controls and privilege validation within the authentication process, creating a pathway for exploitation that could compromise system integrity and user security.
The technical nature of this vulnerability stems from improper authentication checks within the DirectoryService architecture that fails to adequately validate the privileges of authenticated LDAP users. When remote users successfully authenticate through LDAP protocols, the system does not properly enforce the principle of least privilege, allowing these authenticated users to perform administrative actions that should be restricted to privileged accounts only. This flaw enables attackers to escalate their privileges and modify critical system parameters, including the root password, which fundamentally undermines the security posture of affected systems.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it provides attackers with the capability to completely compromise system access and control. Once an authenticated LDAP user can modify the root password, they gain unrestricted access to the system's core administrative functions, potentially leading to data exfiltration, system modification, or the establishment of persistent backdoors. This vulnerability particularly affects enterprise environments where DirectoryService is commonly used for centralized authentication management, making it a significant concern for organizations relying on macOS for their infrastructure.
Security professionals should consider this vulnerability in the context of the CWE-284 access control weakness category, which specifically addresses improper access control mechanisms that allow unauthorized users to gain elevated privileges. The ATT&CK framework would categorize this as privilege escalation techniques, specifically focusing on the use of legitimate credentials to perform unauthorized administrative actions. Organizations should immediately implement mitigations including patching affected systems, implementing network segmentation to limit LDAP access, and conducting comprehensive security audits of their directory service configurations to identify and remediate similar access control weaknesses.
The broader implications of this vulnerability highlight the importance of proper authentication design and the need for robust privilege validation mechanisms within directory services. This flaw demonstrates how authentication systems can be exploited when proper access control checks are not implemented, emphasizing the critical nature of security by design principles. Organizations should review their authentication architectures to ensure that all authentication mechanisms properly enforce access control policies and that administrative functions are adequately protected against unauthorized access attempts.