CVE-2013-1002 in iOS
Summary
by MITRE
WebKit, as used in Apple iTunes before 11.0.3, 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 WebKit CVEs listed in APPLE-SA-2013-05-16-1.
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Analysis
by VulDB Data Team • 05/25/2021
CVE-2013-1002 represents a critical memory corruption vulnerability within WebKit engine components utilized by Apple iTunes prior to version 11.0.3. This vulnerability specifically manifests during iTunes Store browsing operations and constitutes a distinct threat vector from other WebKit-related vulnerabilities documented in APPLE-SA-2013-05-16-1. The flaw resides in how WebKit processes certain data structures during web content rendering and network communication within the iTunes application environment. Attackers capable of performing man-in-the-middle positioning can exploit this weakness to execute arbitrary code on affected systems or induce denial of service conditions through memory corruption. The vulnerability's classification aligns with CWE-119 Improper Access to Memory, which encompasses issues where software provides improper bounds checking or access to memory locations that it should not be able to reach. This particular weakness enables attackers to manipulate memory contents in ways that can lead to complete system compromise or application instability.
The operational impact of CVE-2013-1002 extends beyond simple application crashes to potentially enable remote code execution within the iTunes environment. When users browse the iTunes Store, the vulnerable WebKit component processes web content and network responses that may contain malicious payloads designed to trigger the memory corruption. The man-in-the-middle attack vector implies that attackers need only intercept network traffic between the iTunes client and Apple's servers to exploit this vulnerability. This makes the attack surface particularly concerning as it can be executed without requiring physical access to the target device or sophisticated social engineering techniques. The memory corruption can occur during various operations including but not limited to HTML rendering, JavaScript execution, or network protocol handling within the WebKit framework. The vulnerability's potential for arbitrary code execution places it within ATT&CK framework technique T1059 Command and Scripting Interpreter and T1068 Exploitation for Privilege Escalation, as successful exploitation can lead to elevated privileges and system compromise.
Mitigation strategies for CVE-2013-1002 primarily focus on immediate patching and updating of affected iTunes versions to 11.0.3 or later. Apple's release notes for the security update specifically addressed this vulnerability through WebKit memory management improvements and enhanced bounds checking mechanisms. Organizations and individuals should also implement network monitoring to detect potential man-in-the-middle attacks and consider network segmentation to limit exposure. The vulnerability demonstrates the importance of maintaining up-to-date software components, particularly those containing web rendering engines that process untrusted network content. Additional defensive measures include implementing secure communication protocols such as HTTPS with proper certificate validation, network intrusion detection systems, and regular security assessments of web-based applications. Security professionals should also consider the broader implications of this vulnerability when assessing other applications that may utilize similar WebKit components or rendering engines, as the underlying memory corruption patterns may be applicable to other software platforms. The vulnerability serves as a reminder of the critical need for robust memory safety practices and proper input validation in web-based application environments.