CVE-2024-27816 is a logic flaw in the AppleMobileFileIntegrity component of iOS, iPadOS, and macOS Sonoma that could allow an attacker to access user data by bypassing certain security checks. The issue was resolved by Apple through improved validation and logic checks. The fix is included in iOS 17.5, iPadOS 17.5, and macOS Sonoma 14.5 updates released on May 13, 2024. The vulnerability has a CVSS 3.1 base score of 5.3 (medium severity), with network attack vector, low attack complexity, no privileges required, and no user interaction needed. No active exploitation has been reported. The affected devices include iPhone XS and later, multiple iPad Pro models, iPad Air 3rd generation and later, iPad 8th generation and later, and iPad mini 5th generation and later.

An attacker exploiting this vulnerability may be able to access user data on affected Apple devices due to a logic issue in AppleMobileFileIntegrity. The impact is limited to data access without elevation of privileges or code execution. The CVSS score of 5.3 reflects a medium severity impact. There are no known exploits in the wild, reducing immediate risk. The vulnerability affects multiple Apple platforms including iOS, iPadOS, and macOS Sonoma.

Apple has released official patches addressing CVE-2024-27816 in iOS 17.5, iPadOS 17.5, and macOS Sonoma 14.5. Users and administrators should apply these updates promptly to remediate the vulnerability. Since the vendor advisory confirms the issue is fixed with improved checks, no additional mitigation steps are required beyond updating to the fixed OS versions.