CVE-2011-3428 in QuickTime
Summary
by MITRE
Buffer overflow in QuickTime before 7.7.1 for Windows allows remote attackers to execute arbitrary code.
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Analysis
by VulDB Data Team • 09/20/2020
The vulnerability identified as CVE-2011-3428 represents a critical buffer overflow flaw in Apple's QuickTime media player software for Windows systems. This vulnerability exists within the media processing components of QuickTime version 7.7.0 and earlier, creating a pathway for remote attackers to potentially execute arbitrary code on affected systems. The flaw stems from inadequate input validation and memory management practices when processing specially crafted media files or streams. The buffer overflow occurs during the parsing of media content, where the application fails to properly bounds-check data before copying it into fixed-size memory buffers. This type of vulnerability falls under the Common Weakness Enumeration category CWE-121, which specifically addresses stack-based buffer overflow conditions, and aligns with CWE-125, representing out-of-bounds read vulnerabilities that can lead to memory corruption. The vulnerability is particularly dangerous because it can be exploited remotely without requiring user interaction, making it a prime target for automated attacks and malware distribution campaigns.
The operational impact of CVE-2011-3428 extends beyond simple code execution, as successful exploitation can lead to complete system compromise and persistent access for attackers. When an attacker successfully triggers this buffer overflow, they can overwrite critical memory locations including return addresses and function pointers, enabling them to redirect program execution flow to malicious code injected into the memory space. This vulnerability affects Windows systems running QuickTime versions prior to 7.7.1, with the attack surface expanding to include any application or service that relies on QuickTime for media processing. The exploitation typically occurs when a user opens a maliciously crafted media file or visits a website hosting malicious QuickTime content, making this vulnerability particularly effective in phishing campaigns and drive-by download attacks. The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application, as it represents a common attack vector targeting software with public network interfaces. The vulnerability's remote exploitability means that attackers can leverage it from outside the network perimeter, potentially leading to unauthorized access to internal systems and data exfiltration.
Organizations and system administrators must implement immediate mitigation strategies to address this vulnerability, starting with the mandatory upgrade to QuickTime 7.7.1 or later versions where the buffer overflow has been patched. The remediation process should include comprehensive vulnerability scanning to identify all systems running vulnerable QuickTime versions, followed by systematic patch deployment across the enterprise environment. Additional protective measures include network segmentation to limit access to QuickTime-enabled systems, implementing application whitelisting policies that restrict execution of untrusted media files, and configuring web proxies to filter potentially malicious QuickTime content. Security monitoring should be enhanced to detect anomalous behavior indicative of exploitation attempts, including unusual memory access patterns and unexpected process execution. The vulnerability's severity classification as critical by major security vendors underscores the importance of immediate action, as the attack surface for this vulnerability is extensive given QuickTime's widespread deployment across enterprise environments. Organizations should also consider implementing network-based intrusion detection systems that can identify traffic patterns consistent with exploitation attempts targeting this specific buffer overflow condition. Regular security assessments and penetration testing should be conducted to verify the effectiveness of implemented controls and identify any additional attack vectors that may have been overlooked during the initial remediation process.