CVE-2023-38076 in Teamcenter Visualization
Summary
by MITRE • 09/12/2023
A vulnerability has been identified in JT2Go (All versions < V14.3.0.1), Teamcenter Visualization V13.3 (All versions < V13.3.0.12), Teamcenter Visualization V14.0 (All versions), Teamcenter Visualization V14.1 (All versions < V14.1.0.11), Teamcenter Visualization V14.2 (All versions < V14.2.0.6), Teamcenter Visualization V14.3 (All versions < V14.3.0.1). The affected application is vulnerable to heap-based buffer overflow while parsing specially crafted WRL files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-21041)
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Analysis
by VulDB Data Team • 09/12/2023
This vulnerability represents a critical heap-based buffer overflow flaw in multiple versions of Siemens Teamcenter Visualization software including JT2Go and various Teamcenter Visualization releases. The vulnerability specifically manifests when the affected applications process specially crafted WRL (World file format) files, which are commonly used for 3D model representation and visualization. The flaw occurs during the parsing operation of these files, where insufficient bounds checking allows an attacker to overflow heap memory buffers. This type of vulnerability falls under CWE-121 which categorizes buffer overflow conditions where insufficient boundary checking occurs, potentially leading to memory corruption and arbitrary code execution. The attack vector is particularly concerning as it leverages file parsing functionality that users might encounter when opening 3D models or visualization files, making it susceptible to both targeted attacks and accidental exploitation through malicious file attachments.
The technical impact of this vulnerability extends beyond simple code execution to encompass potential system compromise and privilege escalation. When an attacker successfully exploits this heap overflow, they can execute arbitrary code within the context of the current process, which typically runs with the privileges of the user who initiated the application. This means that if a user opens a malicious WRL file, the attacker could potentially gain full control over that user's session, potentially leading to data exfiltration, system persistence, or further network reconnaissance. The vulnerability's exploitation requires the victim to interact with a specially crafted file, making social engineering a likely component of successful attacks. According to ATT&CK framework, this scenario maps to T1059.007 for command and scripting interpreter and potentially T1203 for exploitation for client execution, depending on the attack delivery mechanism.
The operational impact of CVE-2023-38076 affects organizations relying on Siemens Teamcenter Visualization products for 3D design, visualization, and collaboration workflows. These applications are commonly used in engineering, manufacturing, and product development environments where users frequently exchange 3D models and visualization files. The vulnerability's presence across multiple versions including V13.3, V14.0, V14.1, V14.2, and V14.3 creates widespread exposure across different product lines and release cycles. Organizations utilizing these tools face potential risks including intellectual property theft, system compromise, and business disruption. The vulnerability's exploitation could lead to unauthorized access to sensitive design data, potentially compromising competitive advantages and product development timelines. Security teams must assess their current deployment of these visualization tools and implement immediate mitigations while planning for proper patching cycles.
Mitigation strategies for this vulnerability should focus on both immediate defensive measures and long-term remediation approaches. Organizations should implement strict file validation and filtering mechanisms to prevent execution of untrusted WRL files, particularly those received through email attachments or unverified sources. Network-based protections such as email filtering, web application firewalls, and sandboxing technologies can provide additional layers of defense. Users should be educated about the risks of opening unknown or untrusted visualization files, and organizations should establish clear policies regarding file handling and verification procedures. The most effective long-term solution involves applying the vendor-provided patches for all affected versions, with particular attention to the specific version requirements mentioned in the vulnerability advisory. Security monitoring should include detection of suspicious file access patterns and potential exploitation attempts. Regular vulnerability assessments and penetration testing of visualization environments can help identify additional attack surfaces and ensure comprehensive protection against similar classes of vulnerabilities.