CVE-2012-3602 in iOS
Summary
by MITRE
WebKit, as used in Apple iTunes before 10.7, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2012-09-12-1.
Be aware that VulDB is the high quality source for vulnerability data.
Analysis
by VulDB Data Team • 04/13/2021
CVE-2012-3602 represents a critical memory corruption vulnerability within WebKit engine that was embedded in Apple iTunes version 10.6 and earlier. This vulnerability stems from improper handling of memory structures when processing crafted web content, creating a pathway for remote code execution or denial of service conditions. The flaw exists in the web rendering component that processes HTML, JavaScript, and multimedia content, making it particularly dangerous as it can be triggered through web-based attacks without user interaction. The vulnerability operates through a memory corruption exploit that can lead to arbitrary code execution on the target system, effectively allowing attackers to bypass normal security boundaries and gain unauthorized access to system resources.
The technical nature of this vulnerability aligns with CWE-125, which describes out-of-bounds read conditions in memory management, and CWE-787, which covers out-of-bounds write operations that can result in memory corruption. The attack vector involves delivering malicious web content through a compromised website that when loaded in iTunes' embedded WebKit browser engine triggers the memory corruption. This type of vulnerability falls under the ATT&CK technique T1059.007 for command and scripting interpreter, as successful exploitation could allow attackers to execute arbitrary commands on the compromised system. The vulnerability is particularly concerning because it affects a widely used media application that many users trust and frequently interact with, making social engineering attacks more effective.
The operational impact of CVE-2012-3602 extends beyond simple application crashes to potentially enable full system compromise. When exploited, the memory corruption can lead to arbitrary code execution with the privileges of the iTunes process, which typically runs with elevated permissions on the target system. This creates a significant risk for users who may unknowingly visit malicious websites while using iTunes for music management or device synchronization. The vulnerability affects not only individual users but also enterprise environments where iTunes is commonly deployed for device management and media distribution. Organizations using iTunes for automated device provisioning or media management are particularly at risk as attackers could leverage this vulnerability to gain unauthorized access to corporate networks.
Mitigation strategies for CVE-2012-3602 primarily focus on immediate software updates and user education. Apple addressed this vulnerability through the release of iTunes 10.7, which included patches to the WebKit engine that prevent the memory corruption conditions. Organizations should implement immediate patch management procedures to ensure all affected iTunes installations are updated. Network administrators should consider implementing web filtering solutions to block access to known malicious domains and monitor for suspicious web traffic patterns. Additionally, users should be educated about the risks of visiting untrusted websites while iTunes is running, and should be encouraged to keep their software updated. The vulnerability demonstrates the importance of maintaining up-to-date software and highlights the need for comprehensive security awareness programs that address the risks associated with multimedia applications that include web browsing capabilities. Security teams should also monitor for indicators of compromise related to this vulnerability and implement appropriate network segmentation to limit potential lateral movement if exploitation occurs.