CVE-2012-4882 in 3D XML Player
Summary
by MITRE
Multiple untrusted search path vulnerabilities in 3D XML Player 6.212.13.12076 allow local users to gain privileges via a Trojan horse (1) dwmapi.dll or (2) JT0DevPhase.dll file in the current working directory, as demonstrated by a directory that contains a .3dx file. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
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Analysis
by VulDB Data Team • 02/08/2018
The vulnerability identified as CVE-2012-4882 represents a critical untrusted search path issue affecting the 3D XML Player version 6.212.13.12076. This flaw resides within the application's dynamic link library loading mechanism, where the software fails to properly validate or sanitize the paths from which it loads required components. The vulnerability specifically manifests when the application processes .3dx files, which are 3D XML documents that can contain embedded references to external libraries. When a malicious actor places specially crafted dll files in the same directory as a .3dx file, the application's loading process will inadvertently execute these malicious components with elevated privileges, creating a privilege escalation vector.
The technical exploitation of this vulnerability relies on the principle of dynamic link library hijacking, where the application searches for required libraries in a predictable order that includes the current working directory. The two identified vulnerable libraries are dwmapi.dll and JT0DevPhase.dll, both of which are legitimate Windows system components that can be replaced by malicious counterparts. This vulnerability directly maps to CWE-426, which describes the weakness of untrusted search path, and falls under the broader category of privilege escalation attacks. The attack vector requires local access to the system since the malicious dll files must be placed in the same directory as the target .3dx file, making it a local privilege escalation vulnerability rather than a remote one.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it allows attackers to execute arbitrary code with the privileges of the user running the 3D XML Player application. This can result in complete system compromise, particularly if the application is run with administrative privileges or if the user has access to sensitive data. The vulnerability is particularly concerning because 3D XML Player is often used in enterprise environments for viewing and sharing 3D models, making it a potential entry point for attackers targeting corporate networks. The fact that this vulnerability is present in a widely used 3D visualization tool increases its potential impact, as users may unknowingly open malicious .3dx files that trigger the privilege escalation.
Mitigation strategies for CVE-2012-4882 should focus on both immediate remediation and long-term architectural improvements. The most effective immediate solution involves applying the vendor-provided security patches that address the untrusted search path issue by implementing proper library loading mechanisms that prioritize system directories over the current working directory. Organizations should also implement strict file access controls and monitoring for the 3D XML Player application, particularly in environments where users may encounter untrusted .3dx files. Additionally, system administrators should consider deploying application whitelisting solutions that prevent the execution of unauthorized dll files, aligning with the defensive techniques outlined in the MITRE ATT&CK framework under the T1137 and T1059 tactics. Regular security audits of application installations should be conducted to ensure that no vulnerable versions remain in production environments, and user education regarding the risks of opening untrusted 3D files should be implemented as part of overall security awareness programs.