CVE-2024-47435 in Substance3D Painter
Summary
by MITRE • 11/12/2024
Substance3D - Painter versions 10.1.0 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
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Analysis
by VulDB Data Team • 02/27/2025
The vulnerability identified as CVE-2024-47435 affects Substance3D Painter versions 10.1.0 and earlier, representing a critical out-of-bounds read flaw that exposes sensitive memory regions to potential attackers. This vulnerability resides within the file parsing functionality of the software, specifically when processing maliciously crafted input files. The flaw manifests as an improper bounds checking mechanism that fails to validate array indices or buffer limits during file processing operations, creating a pathway for unauthorized memory access.
The technical implementation of this vulnerability stems from inadequate input validation and memory management practices within the application's file handling routines. When a user opens a specially crafted file, the software's parser attempts to access memory locations beyond the allocated buffer boundaries, potentially exposing adjacent memory contents including stack canaries, heap metadata, or other sensitive data structures. This memory disclosure capability directly undermines fundamental security mechanisms such as address space layout randomization which relies on unpredictable memory layouts to prevent exploitation. The vulnerability operates under CWE-129, which classifies improper validation of array indices as a critical weakness in software security.
From an operational perspective, exploitation of this vulnerability requires social engineering to trick users into opening malicious files, making it a user-interaction dependent exploit. The attack vector specifically targets the application's file open functionality where the malicious file is processed through the vulnerable code path. Once executed, the out-of-bounds read could potentially reveal memory addresses, cryptographic keys, or other sensitive information that would otherwise remain protected. This disclosure capability enables attackers to bypass security mitigations that depend on memory layout unpredictability, effectively weakening the overall security posture of systems running vulnerable versions of Substance3D Painter.
Security practitioners should prioritize immediate remediation through patch updates from the vendor, as no effective workarounds exist for this type of memory corruption vulnerability. The mitigation strategy should include comprehensive monitoring for suspicious file opening activities and implementing strict file validation policies for design and creative software environments. Organizations should also consider network-level controls to prevent execution of untrusted files and maintain regular security assessments of creative software installations. The vulnerability aligns with ATT&CK technique T1059.007 for application execution and T1068 for local privilege escalation, making it a significant concern for enterprise security teams managing creative workflows and digital asset management systems.