CVE-2011-0122 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.
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 01/26/2025
The vulnerability identified as CVE-2011-0122 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 system integrity. The vulnerability specifically manifests during iTunes Store browsing operations, where malicious actors could manipulate the application's behavior through carefully crafted network interactions.
This memory corruption vulnerability stems from inadequate input validation and memory management within the WebKit engine's handling of web content retrieved from iTunes Store servers. The flaw allows attackers to inject malicious code that executes within the iTunes application context, potentially leading to arbitrary code execution or forced application crashes. The vulnerability's classification as a memory corruption issue aligns with CWE-121, which addresses stack-based buffer overflow conditions, and CWE-122, which covers heap-based buffer overflow scenarios. These weaknesses enable attackers to manipulate memory structures and potentially gain unauthorized control over the affected system.
The operational impact of this vulnerability extends beyond simple application instability, as it creates opportunities for sophisticated attacks that could compromise user data and system security. When exploited, the vulnerability could allow attackers to execute malicious payloads with the privileges of the iTunes process, potentially leading to complete system compromise. The man-in-the-middle attack vector suggests that adversaries could intercept and modify network traffic between iTunes and Apple's servers, making this particularly dangerous in networked environments where traffic interception is feasible. The vulnerability's relationship to other issues documented in APPLE-SA-2011-03-02-1 indicates that this represents part of a broader class of WebKit-related security problems that affected multiple Apple applications.
Mitigation strategies for CVE-2011-0122 primarily focus on immediate software updates and network security measures. Users should upgrade to iTunes version 10.2 or later, which contains patches addressing the memory corruption issues in the WebKit engine. Network administrators should implement traffic monitoring and intrusion detection systems to identify potential exploitation attempts. Additionally, organizations should consider restricting iTunes Store browsing capabilities in enterprise environments where such access is not essential for business operations. The vulnerability demonstrates the importance of maintaining current software versions and highlights the risks associated with outdated web browser components in desktop applications. Security professionals should also implement network segmentation to limit potential attack vectors and ensure that applications with web browsing capabilities are properly sandboxed to contain potential exploits. This vulnerability underscores the critical nature of secure coding practices in web rendering engines and the necessity for regular security assessments of third-party components integrated into applications.