CVE-2024-44203 in macOS
Summary
by MITRE • 10/28/2024
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15. An app may be able to access a user's Photos Library.
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Analysis
by VulDB Data Team • 10/28/2024
The vulnerability identified as CVE-2024-44203 represents a critical permissions flaw within macOS Sequoia 15 that allows unauthorized applications to access user Photos Library data. This issue stems from insufficient access controls and inadequate sandboxing mechanisms that govern how applications interact with sensitive user data. The vulnerability falls under the broader category of privilege escalation and data exposure risks, specifically targeting the macOS security model's ability to enforce proper access boundaries between applications and user resources. The flaw demonstrates a failure in the operating system's entitlement management system where applications can potentially bypass normal security restrictions to access media libraries without proper user consent or authorization.
The technical implementation of this vulnerability involves a weakness in macOS's permission architecture that allows malicious or poorly designed applications to exploit insufficient validation of access requests to the Photos Library. This flaw typically manifests when applications attempt to access photo data through APIs that should require explicit user permission or system-level entitlements. The underlying issue may involve improper enforcement of App Store guidelines, insufficient code signing verification, or flawed implementation of the macOS security framework's privacy controls. Attackers could potentially leverage this vulnerability to gain unauthorized access to sensitive personal photographs, videos, and metadata stored in the user's Photos Library, potentially leading to privacy violations and data exposure incidents.
The operational impact of CVE-2024-44203 extends beyond simple unauthorized data access, creating potential vectors for more sophisticated attacks that could compromise user privacy and security. This vulnerability enables adversaries to collect sensitive personal information including photos of individuals, locations, and personal events that could be used for social engineering, identity theft, or other malicious purposes. The risk is particularly significant given that Photos Library often contains highly sensitive personal data that users trust to remain private and secure. This flaw could be exploited in combination with other vulnerabilities to create more comprehensive attack scenarios, potentially allowing for persistent access to user data or enabling further privilege escalation within the operating system environment.
Organizations and individual users should implement immediate mitigations including ensuring all systems are updated to macOS Sequoia 15 or later versions where the vulnerability is patched. System administrators should conduct thorough security audits to identify applications that may have been granted unnecessary permissions or that may be exploiting this vulnerability. The fix addresses the issue through enhanced permission checking mechanisms that properly validate application entitlements before granting access to the Photos Library. Security teams should monitor for suspicious application behavior patterns that might indicate exploitation attempts, particularly around photo access requests and data transfer activities. This vulnerability aligns with ATT&CK technique T1531 which covers 'Modify System Image' and CWE-284 which addresses 'Improper Access Control' in software systems, highlighting the importance of proper privilege management and access restriction enforcement in operating system security models.