CVE-2008-4214 in Mac OS X
Summary
by MITRE
Unspecified vulnerability in Script Editor in Mac OS X 10.4.11 and 10.5.5 allows local users to cause the scripting dictionary to be written to arbitrary locations, related to an "insecure file operation" on temporary files.
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Analysis
by VulDB Data Team • 06/01/2025
The vulnerability described in CVE-2008-4214 represents a critical insecure file operation flaw within the Script Editor component of Mac OS X versions 10.4.11 and 10.5.5. This issue stems from improper handling of temporary files during script execution processes, creating a pathway for local attackers to manipulate the scripting dictionary file. The vulnerability exists at the intersection of file system permissions and application sandboxing mechanisms, where the Script Editor fails to properly validate or secure temporary file creation operations. Security researchers have categorized this issue under CWE-377 which specifically addresses insecure temporary file handling, highlighting the fundamental flaw in how the application manages temporary resources during script processing. The root cause lies in the application's failure to implement proper temporary file directory validation and secure file creation practices, allowing malicious actors to redirect file operations to arbitrary locations within the file system.
The operational impact of this vulnerability extends beyond simple privilege escalation as it enables attackers to manipulate the scripting dictionary which serves as a critical component for script execution and system integration within the Mac OS X environment. When local users exploit this weakness, they can potentially overwrite or inject malicious content into the scripting dictionary, which may subsequently be executed by other applications or system processes that rely on this dictionary for script interpretation. This creates a persistent threat vector that can be leveraged for privilege escalation attacks, as the scripting dictionary often contains metadata and execution paths that applications trust implicitly. The vulnerability's exploitation requires local system access but provides significant attack surface for adversaries seeking to establish persistent presence or escalate privileges within the operating system environment. From an attack framework perspective, this issue aligns with ATT&CK technique T1059.007 for script-based execution and T1074.001 for data staging, as it enables attackers to manipulate system dictionaries that are critical for legitimate script processing operations.
Mitigation strategies for CVE-2008-4214 should focus on implementing secure temporary file handling practices within the Script Editor and related applications. System administrators should ensure that all Mac OS X systems are updated to the latest available patches from Apple, as this vulnerability was addressed in subsequent system updates that improved temporary file management and directory validation. The implementation of proper file permissions and secure temporary file creation mechanisms becomes essential, including the use of system directories with restricted write permissions and proper validation of file paths before any temporary file operations occur. Organizations should also consider implementing application whitelisting policies that restrict execution of unauthorized script processing applications and monitor for suspicious file creation patterns in temporary directories. Additionally, regular security audits of system components should verify that temporary file operations follow secure coding practices and that no insecure file operations remain within the application stack. The vulnerability serves as a reminder of the critical importance of secure temporary file handling in preventing local privilege escalation attacks and maintaining system integrity within operating system environments.