CVE-2002-0064 in Funk Software
Summary
by MITRE
Funk Software Proxy Host 3.x is installed with insecure permissions for the registry and the file system.
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Analysis
by VulDB Data Team • 06/16/2024
The vulnerability identified as CVE-2002-0064 affects Funk Software Proxy Host 3.x versions, presenting a critical security flaw related to improper access controls within both the Windows registry and file system. This issue stems from the software installation process failing to establish appropriate permission controls, which creates exploitable conditions for unauthorized users to gain elevated privileges and potentially compromise the entire system. The insecure permissions allow malicious actors to modify critical system components and registry entries that should normally be protected from unauthorized access.
The technical flaw manifests through the installation of Funk Software Proxy Host 3.x with default permissions that do not adequately restrict access to sensitive system resources. This misconfiguration enables local users to modify registry keys and file system objects that contain critical configuration data, authentication information, or system settings. The vulnerability represents a classic example of insufficient privilege separation and inadequate access control implementation, which falls under the CWE-276 category of Insecure Default Permissions. Attackers can exploit this weakness to escalate privileges, modify system behavior, or potentially execute arbitrary code within the context of the affected system.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it can lead to complete system compromise and persistent access for threat actors. When attackers gain access to the registry entries and file system components protected by insecure permissions, they can manipulate proxy configurations, modify authentication mechanisms, or establish backdoors within the network infrastructure. This vulnerability particularly affects organizations relying on Funk Software Proxy Host for network management and security enforcement, as it undermines the integrity of the entire system. The weakness creates opportunities for attackers to perform lateral movement within networks, establish persistence, and potentially exfiltrate sensitive data or disrupt critical services.
Mitigation strategies for CVE-2002-0064 require immediate attention to correct the permission settings on registry keys and file system objects associated with Funk Software Proxy Host 3.x. System administrators should implement proper access control lists that restrict write permissions to authorized users only, typically following the principle of least privilege. The recommended approach involves reviewing and correcting the default installation permissions to ensure that only appropriate system accounts or administrators can modify sensitive components. Additionally, organizations should consider implementing registry monitoring and file integrity checking mechanisms to detect unauthorized modifications. This vulnerability aligns with ATT&CK technique T1547.001 for Registry Run Keys and T1068 for Local Privilege Escalation, making it particularly dangerous in environments where attackers seek to establish persistent access and elevate their privileges within the system infrastructure.