CVE-2025-40740 in Solid Edge SE2025
Summary
by MITRE • 07/08/2025
A vulnerability has been identified in Solid Edge SE2025 (All versions < V225.0 Update 5). The affected applications contain an out of bounds read past the end of an allocated structure while parsing specially crafted PAR files. This could allow an attacker to execute code in the context of the current process.
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Analysis
by VulDB Data Team • 08/21/2025
This vulnerability exists within Solid Edge SE2025 software version 225.0 Update 5 and earlier, representing a critical out-of-bounds read condition that occurs during PAR file parsing operations. The flaw stems from insufficient bounds checking within the application's file processing logic, specifically when handling malformed PAR (Parameter) files that are commonly used for data exchange and storage within the Solid Edge ecosystem. The vulnerability manifests as an attempt to read memory beyond the allocated buffer boundaries, which can result in unpredictable behavior and potential code execution privileges.
The technical implementation of this vulnerability aligns with CWE-125, which describes out-of-bounds read conditions in software systems. When an attacker crafts a malicious PAR file containing carefully constructed data structures, the parsing routine fails to validate buffer limits properly, causing the application to access memory locations beyond the intended data structure boundaries. This memory access violation can lead to information disclosure, application crashes, or more critically, arbitrary code execution within the context of the current user process. The vulnerability's exploitation potential is heightened by the fact that PAR files are commonly encountered during normal software operations and may be received from untrusted sources through various means including email attachments, network transfers, or file sharing platforms.
From an operational perspective, this vulnerability presents significant risk to organizations relying on Solid Edge SE2025 for computer-aided design and engineering workloads. The attack surface extends beyond simple local exploitation to include potential remote code execution scenarios where attackers can deliver malicious PAR files through social engineering campaigns or compromised collaboration platforms. The impact is particularly concerning given that Solid Edge is widely used in manufacturing, engineering, and product design environments where the compromise of design systems can lead to intellectual property theft, operational disruption, and potential safety risks in critical infrastructure projects. The vulnerability's exploitation can result in complete system compromise when combined with other attack vectors, making it a prime target for advanced persistent threat actors.
Organizations should immediately apply the vendor-provided patches for Solid Edge SE2025 versions prior to Update 5 to address this vulnerability. System administrators should implement strict file validation policies for PAR files and consider network-based intrusion detection systems to monitor for suspicious file transfers. The mitigation strategy should include comprehensive application whitelisting, regular security assessments of design environments, and user education regarding safe file handling practices. Additionally, implementing sandboxing techniques for PAR file processing and network segmentation can help reduce the potential impact of successful exploitation attempts. This vulnerability demonstrates the critical importance of input validation and memory safety practices in commercial software applications, particularly those handling complex data structures in engineering environments where the stakes for system integrity are exceptionally high.