CVE-2011-0127 in iTunes
Summary
by MITRE
WebKit, as used in Apple iTunes before 10.2 on Windows, allows man-in-the-middle attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via vectors related to iTunes Store browsing, a different vulnerability than other CVEs listed in APPLE-SA-2011-03-02-1.
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Analysis
by VulDB Data Team • 01/26/2025
The vulnerability identified as CVE-2011-0127 represents a critical security flaw in Apple iTunes version 10.1 and earlier on Windows platforms. This issue affects the WebKit rendering engine component that iTunes employs for displaying content from the iTunes Store, creating a significant attack surface that adversaries could exploit to compromise user systems. The vulnerability specifically manifests during iTunes Store browsing operations, making it particularly dangerous for users who frequently access digital media content through the application.
The technical nature of this vulnerability involves memory corruption issues that occur when WebKit processes certain data structures related to iTunes Store content delivery. Attackers can leverage this flaw through man-in-the-middle positioning to inject malicious code or manipulate the application's memory management processes. The vulnerability operates by exploiting how the WebKit engine handles specific network requests and content parsing during the iTunes Store browsing experience, potentially leading to arbitrary code execution or application crashes that result in denial of service conditions. This memory corruption behavior aligns with common software security weaknesses categorized under CWE-122, which deals with buffer overflow conditions in heap-based memory management.
The operational impact of CVE-2011-0127 extends beyond simple application instability, as successful exploitation could enable attackers to gain unauthorized control over affected systems. Users who regularly access iTunes Store content would be at risk, particularly in network environments where man-in-the-middle attacks are possible such as public Wi-Fi networks or compromised corporate networks. The vulnerability's potential for arbitrary code execution creates a pathway for attackers to install malware, steal user credentials, or establish persistent access to compromised systems. This makes the flaw particularly concerning for enterprise environments where iTunes might be used for software distribution or media management.
Mitigation strategies for this vulnerability require immediate application of Apple's security patch, specifically updating to iTunes version 10.2 or later, which contains the necessary fixes for the WebKit memory corruption issues. Network administrators should implement additional security measures including network monitoring to detect unusual traffic patterns and potential man-in-the-middle attacks. The vulnerability demonstrates the importance of keeping third-party applications updated, especially those that incorporate web rendering engines, as these components often become targets for sophisticated attacks. Organizations should also consider implementing network segmentation and traffic inspection to prevent exploitation attempts, as this vulnerability can be effectively mitigated through proper patch management and network security controls that align with industry best practices for preventing remote code execution attacks.