CVE-2022-41280 in JT2Go
Summary
by MITRE • 12/13/2022
A vulnerability has been identified in JT2Go (All versions), Teamcenter Visualization V13.2 (All versions < V13.2.0.12), Teamcenter Visualization V13.3 (All versions < V13.3.0.8), Teamcenter Visualization V14.0 (All versions < V14.0.0.4), Teamcenter Visualization V14.1 (All versions < V14.1.0.6). The CGM_NIST_Loader.dll contains a null pointer dereference vulnerability while parsing specially crafted CGM files. An attacker could leverage this vulnerability to crash the application causing denial of service condition.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 12/13/2022
The vulnerability identified as CVE-2022-41280 represents a critical null pointer dereference flaw within the CGM_NIST_Loader.dll component of several Teamcenter Visualization and JT2Go products. This vulnerability specifically manifests during the parsing of specially crafted Computer Graphics Metafile (CGM) files, which are commonly used for storing and transmitting vector graphics in engineering and design applications. The affected versions span multiple major releases including Teamcenter Visualization V13.2, V13.3, V14.0, and V14.1, as well as all versions of JT2Go, indicating a widespread impact across Siemens' visualization software ecosystem. The flaw resides in the CGM file processing logic where the application fails to properly validate input data before attempting to dereference pointers, creating a condition where a null pointer exception can occur when processing malformed CGM files.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious CGM file that contains malformed data structures or incomplete pointer references within the file's metadata. When the vulnerable software attempts to parse this specially crafted file through the CGM_NIST_Loader.dll module, the application encounters a null pointer dereference condition that results in an unhandled exception. This exception causes the application to terminate abruptly, leading to a denial of service condition that prevents legitimate users from accessing the visualization capabilities. The vulnerability is classified under CWE-476 as a NULL Pointer Dereference, which represents a common software flaw where a program attempts to access memory through a pointer that has not been properly initialized to point to valid memory. This type of vulnerability is particularly dangerous in visualization software because it can be exploited through simple file attachments or downloads, making it an attractive target for attackers seeking to disrupt engineering workflows.
The operational impact of CVE-2022-41280 extends beyond simple service disruption, as it can severely compromise the productivity of engineering teams who rely on Teamcenter Visualization for design review, collaboration, and documentation processes. In enterprise environments where these visualization tools are integral to product development cycles, a successful exploitation can cause significant delays in project timelines and may require system administrators to implement emergency patches or temporary workarounds. The vulnerability's accessibility through file-based attacks means that it can be exploited via email attachments, shared network drives, or web downloads, potentially affecting users across different organizational boundaries. This makes the vulnerability particularly concerning from an enterprise security perspective as it can be leveraged for both disruptive attacks and as a potential stepping stone for more sophisticated exploitation attempts.
Organizations using affected software versions should prioritize immediate remediation through official patches provided by Siemens, as the vulnerability cannot be effectively mitigated through configuration changes or network segmentation alone. The recommended mitigation strategy involves updating to the patched versions of Teamcenter Visualization V13.2.0.12, V13.3.0.8, V14.0.0.4, and V14.1.0.6, or applying the vendor-provided security updates. Additionally, implementing file validation controls and restricting user access to potentially malicious file types can serve as temporary defensive measures while awaiting official patches. From an ATT&CK framework perspective, this vulnerability aligns with techniques involving denial of service through application crashes and can be categorized under initial access methods involving malicious file delivery. Security teams should monitor for indicators of compromise related to suspicious file access patterns and implement proper file analysis procedures before allowing visualization software to process potentially malicious content. The vulnerability demonstrates the importance of proper input validation in visualization libraries and highlights the need for comprehensive security testing of third-party components within enterprise software stacks.