CVE-2011-0125 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-2011-0125 represents a critical security flaw in Apple iTunes version 10.1 and earlier on Windows platforms, specifically within the WebKit rendering engine component. This vulnerability manifests during iTunes Store browsing operations and exposes users to significant security risks that could be exploited by malicious actors positioned between the user and the iTunes Store servers. The flaw operates through a man-in-the-middle attack vector that leverages the underlying WebKit implementation to potentially execute arbitrary code or cause system instability through memory corruption. The vulnerability's classification as a memory corruption issue places it within the scope of common exploitation techniques that target buffer overflows, heap corruption, or other memory management flaws that can lead to privilege escalation or system compromise.
The technical implementation of this vulnerability stems from improper handling of network requests and data processing within the WebKit engine's interaction with iTunes Store content. When users navigate the iTunes Store interface, the application processes web content and media metadata that flows through the WebKit rendering engine. The flaw occurs during the parsing or execution of this content, where insufficient input validation or memory management leads to corrupted memory states that can be exploited by attackers. This type of vulnerability typically falls under the CWE-125 weakness category, which describes out-of-bounds read conditions that can result in memory corruption and arbitrary code execution. The attack scenario requires an attacker to position themselves in the network path between the vulnerable iTunes client and the iTunes Store servers, making this a classic man-in-the-middle attack vector that exploits the trust relationship between client and server.
The operational impact of CVE-2011-0125 extends beyond simple denial of service conditions to encompass potential full system compromise through arbitrary code execution. When exploited, the vulnerability could allow attackers to execute malicious code with the privileges of the iTunes process, potentially leading to complete system compromise depending on the user's privilege level. The memory corruption aspect of this vulnerability could also cause application crashes or instability, disrupting normal user operations and potentially providing attackers with additional attack surface opportunities. Users engaging in iTunes Store browsing activities would be particularly vulnerable, as the attack requires only that the user interact with the iTunes Store interface during a network session. The vulnerability's relationship to other CVEs mentioned in APPLE-SA-2011-03-02-1 indicates that this represents part of a broader set of WebKit-related issues affecting Apple's Windows implementation, highlighting the systemic nature of the underlying rendering engine security problems.
Mitigation strategies for CVE-2011-0125 focus primarily on updating to Apple iTunes version 10.2 or later, which contains the necessary patches to address the WebKit memory corruption issues. Organizations and users should implement immediate remediation measures by upgrading to the patched version, as the vulnerability remains exploitable in older releases. Network administrators should consider implementing additional security controls such as encrypted network traffic monitoring and intrusion detection systems to detect potential exploitation attempts. The vulnerability's nature as a WebKit-based issue suggests that similar problems may exist in other applications using the same rendering engine, making comprehensive patch management across all affected software components essential. Security monitoring should include detection of unusual iTunes Store browsing patterns that might indicate exploitation attempts, while endpoint protection solutions should be configured to monitor for suspicious memory access patterns or code execution behaviors that could indicate successful exploitation of this vulnerability.