CVE-2008-1022 in QuickTime
Summary
by MITRE
Stack-based buffer overflow in Apple QuickTime before 7.4.5 allows remote attackers to execute arbitrary code via a crafted VR movie with an obji atom of zero size.
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 06/01/2025
The vulnerability identified as CVE-2008-1022 represents a critical stack-based buffer overflow flaw within Apple QuickTime media player software versions prior to 7.4.5. This vulnerability specifically affects the parsing mechanism of VR movie files, where the software fails to properly validate the size parameter of the obji atom within these media containers. The flaw manifests when QuickTime encounters a malformed VR movie file containing an obji atom with a zero size value, creating a condition where the application attempts to allocate memory based on this invalid size parameter. This improper validation allows malicious actors to craft specially designed media files that trigger the buffer overflow during normal playback operations.
The technical implementation of this vulnerability stems from the lack of proper input sanitization within the QuickTime media parser, particularly in how it handles atom size fields within the movie file structure. When the software processes the obji atom with zero size, it typically attempts to read or allocate memory based on this parameter, causing a stack overflow condition that can be exploited to overwrite adjacent memory locations. The stack-based nature of this vulnerability means that the overflow occurs in the program's stack memory space, potentially allowing attackers to overwrite return addresses, function pointers, or other critical stack data. This type of flaw falls under CWE-121 Stack-based Buffer Overflow, which is classified as a fundamental memory safety issue that has been consistently identified as a primary attack vector in software exploitation.
The operational impact of CVE-2008-1022 extends beyond simple code execution capabilities, as it provides attackers with a remote code execution vector that can be leveraged without requiring user interaction beyond opening the malicious media file. This vulnerability is particularly dangerous because it can be exploited through various attack vectors including email attachments, web downloads, or malicious websites hosting the crafted VR movie files. The exploitability is enhanced by the fact that QuickTime was widely distributed and installed on numerous systems, making the attack surface substantial. The vulnerability aligns with ATT&CK technique T1203, which involves exploitation of remote services through crafted payloads, and specifically demonstrates how media processing applications can become attack vectors for privilege escalation and system compromise.
Mitigation strategies for this vulnerability require immediate patching of affected QuickTime installations to version 7.4.5 or later, which contains the necessary fixes to properly validate atom size parameters and prevent the buffer overflow condition. Organizations should implement network-based controls including content filtering and sandboxing of media file processing to reduce exposure, while also conducting comprehensive vulnerability assessments to identify systems running outdated QuickTime versions. The remediation process should include disabling QuickTime plugin support in web browsers where possible, implementing strict file validation policies for media content, and monitoring network traffic for suspicious media file downloads. Additionally, system administrators should consider implementing application whitelisting policies that restrict execution of unauthorized QuickTime components and ensure that automatic updates are enabled to maintain current security patches. The vulnerability highlights the importance of proper input validation in multimedia processing applications and demonstrates how seemingly benign media file structures can become attack vectors when not properly validated against expected parameter ranges and formats.