CVE-2002-2324 in Windows
Summary
by MITRE
The "System Restore" directory and subdirectories, and possibly other subdirectories in the "System Volume Information" directory on Windows XP Professional, have insecure access control list (ACL) permissions, which allows local users to access restricted files and modify registry settings.
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Analysis
by VulDB Data Team • 07/13/2024
The vulnerability described in CVE-2002-2324 represents a critical access control flaw within the Windows XP Professional operating system that stems from improper permission settings in system directories. This issue specifically targets the System Restore functionality and the broader System Volume Information directory structure, which are fundamental components of the Windows operating system's file management and recovery mechanisms. The vulnerability arises from the fact that these sensitive directories are configured with overly permissive access control lists that fail to properly restrict user access to critical system resources.
The technical implementation of this vulnerability involves the insecure configuration of access control lists within the Windows file system where the System Volume Information directory and its subdirectories including the System Restore folder are granted permissions that allow unauthorized local users to access restricted files and modify registry settings. This flaw operates at the kernel level and leverages the Windows security model's permission system to bypass normal access restrictions. The vulnerability specifically affects Windows XP Professional systems and demonstrates a failure in the principle of least privilege enforcement, where system directories should only be accessible to authorized system processes and administrators rather than local users with standard privileges.
From an operational impact perspective, this vulnerability creates a significant security risk for Windows XP Professional systems as it enables local users to potentially access sensitive system files, modify registry entries, and ultimately compromise the integrity of the operating system. The ability to modify registry settings through this vulnerability could allow an attacker to alter system configurations, disable security features, or establish persistent access mechanisms. This represents a privilege escalation vulnerability that could be exploited to gain elevated system privileges and potentially lead to complete system compromise. The impact extends beyond simple file access as registry modifications can affect system behavior, security policies, and overall system stability.
The vulnerability aligns with CWE-264, which describes permissions, privileges, and access control issues in software systems, specifically focusing on inadequate access control mechanisms. From an ATT&CK framework perspective, this vulnerability maps to privilege escalation techniques where adversaries can leverage weak access controls to gain elevated privileges and access restricted system resources. The vulnerability also relates to defense evasion tactics as it allows attackers to modify system components without detection. Mitigation strategies should include implementing proper access control list configurations for system directories, ensuring that only authorized users and processes have access to sensitive system areas, and applying security patches that address the underlying permission configuration issues. System administrators should also consider implementing additional monitoring and logging of access attempts to sensitive directories to detect potential exploitation attempts and maintain audit trails for security incident response activities.