CVE-2023-33124 in Teamcenter Visualization
Summary
by MITRE • 06/13/2023
A vulnerability has been identified in JT2Go (All versions < V14.2.0.3), Teamcenter Visualization V13.2 (All versions < V13.2.0.13), Teamcenter Visualization V13.3 (All versions < V13.3.0.10), Teamcenter Visualization V14.0 (All versions < V14.0.0.6), Teamcenter Visualization V14.1 (All versions < V14.1.0.8), Teamcenter Visualization V14.2 (All versions < V14.2.0.3). The affected applications contain a memory corruption vulnerability while parsing specially crafted CGM 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 • 07/08/2023
This vulnerability resides within Siemens Teamcenter Visualization and JT2Go software products, representing a critical memory corruption flaw that manifests during the parsing of specially crafted Computer Graphics Metafile (CGM) format files. The vulnerability affects multiple versions of these visualization platforms, with specific patch levels required for remediation. CGM files are commonly used for storing vector graphics and are frequently encountered in engineering and design environments where these applications are deployed. The memory corruption occurs when the affected software processes malformed CGM files, creating potential pathways for arbitrary code execution within the context of the running process.
The technical nature of this vulnerability aligns with CWE-121, which describes stack-based buffer overflow conditions, and CWE-122, which covers heap-based buffer overflow scenarios. These classifications indicate that the flaw involves improper handling of memory allocation and deallocation during the parsing process, where insufficient bounds checking allows attackers to overwrite adjacent memory locations. The vulnerability's exploitation potential is heightened by the fact that it operates within the context of the current process, meaning successful exploitation could result in complete system compromise without requiring additional privileges. Attackers could craft malicious CGM files that trigger the memory corruption when opened by the vulnerable applications, potentially leading to remote code execution.
The operational impact of this vulnerability extends beyond simple code execution, as it affects enterprise environments where Teamcenter Visualization and JT2Go are extensively used for product design and collaboration. These applications are commonly deployed in manufacturing, automotive, and aerospace industries where design files are frequently shared and processed. The vulnerability could be exploited through social engineering tactics where users unknowingly open malicious CGM files, or through automated attacks targeting web applications that process these files. The affected versions span several major releases, indicating this represents a persistent flaw that required multiple patch cycles to address properly. Organizations using these visualization platforms face significant risk, particularly those with legacy systems that may not receive timely updates or those operating in environments where patch deployment is challenging.
Mitigation strategies should focus on immediate patching of all affected versions to the recommended secure releases, with particular attention to the specific version requirements mentioned in the vulnerability advisory. Network segmentation and access controls should be implemented to limit exposure of vulnerable systems to untrusted file sources, while user education programs should emphasize the dangers of opening unknown or unverified CGM files. Additionally, organizations should consider implementing automated file validation mechanisms and content filtering solutions that can detect and block potentially malicious CGM files before they reach vulnerable applications. The ATT&CK framework classification for this vulnerability would likely fall under T1203, which covers Exploitation for Client Execution, and potentially T1059, which covers Command and Scripting Interpreter, as the exploitation could involve execution of malicious code through the visualization application. Regular vulnerability assessments should be conducted to identify other potentially affected components within the broader Siemens ecosystem that might share similar parsing vulnerabilities.