CVE-2022-46718 in iOS
Summary
by MITRE • 06/23/2023
A logic issue was addressed with improved restrictions. This issue is fixed in iOS 15.7.2 and iPadOS 15.7.2, macOS Ventura 13.1, macOS Big Sur 11.7.2, macOS Monterey 12.6.2. An app may be able to read sensitive location information
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Analysis
by VulDB Data Team • 07/18/2023
The vulnerability identified as CVE-2022-46718 represents a logic flaw in Apple's operating systems that allowed unauthorized access to sensitive location data. This issue stems from inadequate restrictions within the system's location services framework, creating a potential pathway for malicious applications to bypass normal security boundaries. The vulnerability affects multiple Apple platforms including iOS 15.7.2 and iPadOS 15.7.2, as well as macOS versions Ventura 13.1, Big Sur 11.7.2, and Monterey 12.6.2. The flaw specifically enables an application to read location information that should remain protected and restricted to authorized use cases. This represents a significant concern for user privacy and data protection, as location information constitutes highly sensitive personal data that can reveal detailed patterns of user behavior and activities.
The technical nature of this vulnerability falls under the category of improper access control mechanisms, which aligns with CWE-284 access control weaknesses and potentially CWE-310 cryptographic issues when considering the broader context of location data protection. The flaw operates at the system level where applications should be properly sandboxed and restricted from accessing location services without explicit user consent. The logic issue suggests that the system's validation mechanisms failed to properly enforce access controls, allowing applications to potentially query location services through alternative pathways or by exploiting timing conditions in the permission checking process. This type of vulnerability can be particularly dangerous when combined with other security weaknesses, as it provides an entry point that attackers could leverage to build more sophisticated attacks.
The operational impact of CVE-2022-46718 extends beyond simple privacy concerns to encompass potential security breaches and user tracking capabilities. An attacker could exploit this vulnerability to monitor user movements, establish behavioral patterns, and potentially correlate this information with other data sources to create detailed profiles of individuals. The implications are particularly severe in contexts where location privacy is critical such as healthcare, financial services, or high-security environments. From an attacker perspective, this vulnerability aligns with ATT&CK technique T1566.001 for credential access through phishing and potentially T1059.001 for execution through malicious applications. The vulnerability could also enable more advanced persistent threats where attackers use location data to plan physical attacks or coordinate operations. Organizations and users should consider this vulnerability as part of a broader threat landscape where location-based attacks are increasingly common.
Apple's response to this vulnerability involved implementing improved restrictions within the location services framework, which addresses the root cause of the logic flaw. The patches released for iOS 15.7.2, iPadOS 15.7.2, and the various macOS versions demonstrate Apple's commitment to addressing access control weaknesses in their operating systems. Security professionals should note that this vulnerability highlights the importance of proper sandboxing and access control enforcement in mobile and desktop operating systems. The fix likely involves strengthening the validation mechanisms that check application permissions before granting access to location services, implementing more robust session management, and ensuring that all access control decisions are properly enforced at the system level. Organizations should prioritize updating affected systems to prevent exploitation and maintain compliance with privacy regulations such as gdpr and ccpa that specifically address location data protection requirements.