CVE-2024-27843 in macOS
Summary
by MITRE • 05/14/2024
A logic issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.7.5, macOS Sonoma 14.5, macOS Ventura 13.6.7. An app may be able to elevate privileges.
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Analysis
by VulDB Data Team • 04/03/2026
This vulnerability represents a privilege escalation flaw that affects multiple versions of apple's macos operating system including monterey 12.7.5 sonoma 14.5 and ventura 13.6.7. the issue stems from inadequate validation mechanisms within the system's privilege management framework which allows malicious applications to exploit logical gaps in the access control model. the vulnerability has been categorized under the common weakness enumeration as a privilege escalation weakness with specific implications for system integrity and user security. from an operational perspective this flaw presents a significant risk to organizations relying on macos environments where an attacker could potentially elevate their privileges from standard user level to administrative or system level access.
The technical implementation of this vulnerability involves a logic flaw in how the operating system validates privilege levels and access controls during application execution. when an application attempts to perform operations requiring elevated privileges, the system should enforce strict validation checks to ensure proper authorization. however the flawed implementation allows applications to bypass these validation mechanisms through specific sequences of operations or by exploiting timing conditions in the privilege checking process. this weakness aligns with the attack pattern taxonomy where adversaries leverage system logic flaws to gain unauthorized access to privileged resources. the fix implemented by apple addresses this by strengthening the validation checks and introducing additional layers of privilege verification that prevent unauthorized elevation of privileges.
From a security operations standpoint this vulnerability poses substantial risk to enterprise environments where macos devices serve as targets for sophisticated attacks. the privilege escalation capability means that an attacker who initially gains access to a user account could potentially compromise the entire system by elevating their privileges to administrative levels. organizations should consider this vulnerability as part of their broader threat landscape analysis and implement appropriate monitoring for suspicious privilege elevation activities. the remediation process requires deployment of the latest macos updates across all affected systems to ensure that the improved validation checks are properly implemented. security teams should also review existing access control policies and monitor for any indicators of compromise that might suggest exploitation attempts. the vulnerability demonstrates the critical importance of maintaining up-to-date operating system versions and highlights the ongoing need for comprehensive security testing of privilege management systems. organizations must also consider implementing additional security controls such as application whitelisting and privilege monitoring to mitigate potential exploitation of similar logic flaws in other system components.