CVE-2022-32242 in 3D Visual Enterprise Viewer
Summary
by MITRE • 06/15/2022
When a user opens manipulated Radiance Picture (.hdr, hdr.x3d) files received from untrusted sources in SAP 3D Visual Enterprise Viewer, the application crashes and becomes temporarily unavailable to the user until restart of the application.
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Analysis
by VulDB Data Team • 06/15/2022
The vulnerability identified as CVE-2022-32242 represents a critical denial of service condition within SAP 3D Visual Enterprise Viewer that stems from improper input validation when processing Radiance Picture format files. This issue manifests when the application encounters manipulated .hdr or hdr.x3d files from untrusted sources, causing the software to crash and become temporarily unavailable to users until manual restart occurs. The flaw resides in the viewer's handling of specific file structures that contain malformed or maliciously crafted data within the Radiance Picture file format, which is commonly used for storing high dynamic range imaging data in 3D visualization environments.
From a technical perspective, this vulnerability operates as a buffer overflow or memory corruption issue within the file parsing routine responsible for interpreting Radiance Picture format specifications. The SAP 3D Visual Enterprise Viewer application fails to properly validate or sanitize the header information and data structures present in .hdr files, leading to unpredictable behavior when encountering malformed input. This type of vulnerability typically falls under CWE-121, which describes heap-based buffer overflow conditions, or CWE-122, which addresses stack-based buffer overflow scenarios, depending on the specific memory corruption pattern exhibited during file processing. The application's failure to implement proper bounds checking and input validation creates an execution path where arbitrary data can cause memory corruption, ultimately resulting in application termination.
The operational impact of CVE-2022-32242 extends beyond simple application instability, as it can significantly disrupt business operations within organizations that rely on 3D visualization workflows. When users encounter this vulnerability while processing legitimate files from untrusted sources, the temporary unavailability of the viewer application can halt critical design reviews, engineering assessments, and collaborative visualization activities. The vulnerability is particularly concerning in enterprise environments where SAP 3D Visual Enterprise Viewer serves as a core component of product development and manufacturing processes. Attackers could potentially exploit this weakness by sending maliciously crafted .hdr files via email or file sharing platforms, leading to targeted disruption of visualization workflows and potential business continuity issues. This vulnerability aligns with ATT&CK technique T1499.004, which covers network denial of service attacks, as the application crash effectively renders the system unavailable for legitimate use until manual intervention occurs.
Mitigation strategies for CVE-2022-32242 should prioritize immediate implementation of file validation controls and user education regarding safe file handling practices. Organizations should implement strict file validation policies that prevent automatic opening of files from untrusted sources, particularly those with .hdr or hdr.x3d extensions. The SAP 3D Visual Enterprise Viewer should be configured with enhanced input sanitization routines that perform comprehensive header validation and data structure verification before processing any Radiance Picture files. Security measures should include network-level filtering to block suspicious file transfers and mandatory file type verification procedures. Additionally, system administrators should establish regular monitoring protocols to detect unusual application crash patterns that might indicate exploitation attempts. The implementation of sandboxing techniques for file processing and regular security updates from SAP are essential defensive measures that align with industry best practices for preventing similar vulnerabilities in enterprise visualization software environments. Organizations should also consider implementing endpoint protection solutions that can detect and prevent execution of potentially malicious file formats before they reach the vulnerable application.