CVE-2023-46603 in DemoIccMAX
Summary
by MITRE • 10/25/2023
In International Color Consortium DemoIccMAX 79ecb74, there is an out-of-bounds read in the CIccPRMG::GetChroma function in IccProfLib/IccPrmg.cpp in libSampleICC.a.
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Analysis
by VulDB Data Team • 11/15/2023
The vulnerability identified as CVE-2023-46603 represents a critical out-of-bounds read flaw within the International Color Consortium DemoIccMAX software version 79ecb74. This issue specifically affects the CIccPRMG::GetChroma function located in the IccProfLib/IccPrmg.cpp source file within the libSampleICC.a library. The vulnerability arises from improper input validation and memory access handling within the color profile processing subsystem that is fundamental to color management operations across various digital imaging applications.
The technical implementation of this flaw occurs when the CIccPRMG::GetChroma function processes color profile data without adequate bounds checking on array indices or buffer limits. This allows an attacker to provide maliciously crafted ICC color profiles that trigger memory access violations beyond the allocated buffer boundaries. The out-of-bounds read vulnerability manifests when the function attempts to access memory locations that are not properly validated against the actual size of the data structures being processed, potentially leading to information disclosure, system instability, or remote code execution depending on the execution context.
This vulnerability impacts the broader color management ecosystem as ICC color profiles are extensively used across digital imaging workflows in graphic design, printing, photography, and multimedia applications. The flaw can be exploited through the manipulation of color profile files that are commonly embedded in image files, PDF documents, or color management system configurations. Attackers can craft specially formatted ICC profiles that when processed by vulnerable applications trigger the out-of-bounds read condition, potentially exposing sensitive memory contents or causing application crashes that could be leveraged for more sophisticated attacks.
The operational impact of CVE-2023-46603 extends beyond simple application instability to potentially compromise the integrity of color management processes in professional imaging environments. In enterprise settings where color accuracy is critical for brand consistency and quality control, this vulnerability could lead to unauthorized data exposure through memory dumps or cause cascading failures in color management pipelines. The vulnerability is particularly concerning in environments where automated color profile processing occurs, as it could be exploited through automated attacks targeting document processing workflows.
Security mitigations for this vulnerability should focus on input validation and memory boundary checks within the affected library. Organizations should prioritize updating to patched versions of DemoIccMAX or implementing strict input validation for all ICC profile processing activities. The remediation approach aligns with CWE-129, which addresses improper validation of array indices, and follows ATT&CK techniques related to input validation and memory access controls. System administrators should implement network segmentation and file access controls to limit exposure while patches are deployed, as the vulnerability affects core color management libraries that are integral to many imaging applications.