CVE-2024-52571 in Tecnomatix Plant Simulation
Summary
by MITRE • 11/18/2024
A vulnerability has been identified in Tecnomatix Plant Simulation V2302 (All versions < V2302.0018), Tecnomatix Plant Simulation V2404 (All versions < V2404.0007). The affected applications contain an out of bounds write vulnerability when parsing a specially crafted WRL file. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-24485)
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Analysis
by VulDB Data Team • 12/11/2024
This vulnerability exists within Siemens Tecnomatix Plant Simulation software versions prior to specific patch releases, representing a critical out-of-bounds write flaw that can be exploited through maliciously crafted WRL file formats. The affected versions include Tecnomatix Plant Simulation V2302 all versions below V2302.0018 and V2404 all versions below V2404.0007, indicating this represents a widespread issue across multiple software releases. The vulnerability manifests during the parsing of WRL (Wavefront Raster Language) files, which are commonly used for 3D graphics and modeling within industrial simulation environments. This parsing functionality serves as the attack vector where an attacker can manipulate the file structure to trigger memory corruption conditions.
The technical flaw constitutes an out-of-bounds write condition that occurs when the application processes malformed WRL files, allowing attackers to write data beyond the allocated memory boundaries of the target process. This memory corruption vulnerability directly enables arbitrary code execution within the context of the currently running process, bypassing standard security mechanisms that typically protect against such attacks. The vulnerability's classification aligns with CWE-787: Out-of-bounds Write, which specifically addresses situations where a program writes data past the end of a buffer, potentially corrupting adjacent memory locations. The attack scenario requires the victim to open or process the specially crafted WRL file, making this a typical user interaction-based exploit that could be delivered through social engineering tactics.
The operational impact of this vulnerability is severe within industrial environments where Tecnomatix Plant Simulation is deployed, as these applications are commonly used for manufacturing process simulation and optimization. An attacker who successfully exploits this vulnerability could gain full control over the simulation environment, potentially leading to disruption of critical manufacturing operations, data exfiltration, or even physical system compromise if the simulation environment interfaces with operational technology systems. The privilege escalation aspect of this vulnerability means that the attacker executes code with the same permissions as the legitimate user running the simulation software, which could include administrative privileges in many industrial settings. This vulnerability directly maps to ATT&CK technique T1059.007: Command and Scripting Interpreter: Visual Basic, as it enables attackers to execute arbitrary code through the application's legitimate file processing functionality.
Mitigation strategies should focus on immediate patching of affected software versions to the latest releases that contain the necessary memory safety fixes. Organizations should also implement strict file validation procedures for all WRL files entering the simulation environment, including file type verification and content scanning. Network segmentation and access controls should be enforced to limit exposure of affected systems, while regular security assessments should be conducted to identify additional vulnerabilities in industrial control systems. The vulnerability highlights the importance of secure coding practices in industrial software development, particularly around memory management and input validation, and demonstrates the need for robust software supply chain security measures to prevent exploitation of such flaws in critical infrastructure applications.