CVE-2016-0064 in Internet Explorer
Summary
by MITRE
Microsoft Internet Explorer 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability."
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Analysis
by VulDB Data Team • 07/07/2022
Microsoft Internet Explorer 10 contains a critical memory corruption vulnerability that enables remote code execution when users visit malicious websites. This vulnerability stems from improper handling of memory allocation and deallocation during web page rendering processes, creating exploitable conditions that allow attackers to inject and execute arbitrary code on vulnerable systems. The flaw exists within the browser's JavaScript engine and memory management subsystem, specifically when processing certain web page elements that trigger heap corruption. Attackers can craft malicious web pages that, when loaded in Internet Explorer 10, cause the browser to improperly manage memory structures, leading to unpredictable behavior that can be leveraged for privilege escalation and system compromise. This vulnerability directly maps to CWE-125, which describes out-of-bounds read conditions, and CWE-787, which covers out-of-bounds write operations, both of which are common precursors to memory corruption exploits. The security implications extend beyond simple code execution to include potential privilege escalation, data theft, and system instability that can result in complete system compromise. From an operational perspective, this vulnerability represents a significant risk to organizations using Internet Explorer 10, as it requires no user interaction beyond visiting a malicious website, making it particularly dangerous in phishing campaigns and drive-by download scenarios. The exploitability factor is high due to the browser's widespread deployment and the relatively simple nature of crafting malicious web content that can trigger the memory corruption. According to ATT&CK framework, this vulnerability aligns with T1203, which covers Exploitation for Client Execution, and T1059, covering Command and Scripting Interpreter, as attackers can leverage the compromised browser to execute arbitrary commands and scripts. The vulnerability affects Windows operating systems that include Internet Explorer 10, particularly Windows 7, Windows Server 2008 R2, and Windows 8, where the browser's memory management routines fail to properly validate input data structures. Organizations should implement immediate mitigations including browser updates, disabling unnecessary browser features, and deploying web application firewalls to filter malicious content. The remediation process requires patching the affected systems with Microsoft security updates, implementing browser hardening measures, and establishing monitoring protocols to detect potential exploitation attempts. Additionally, security teams should consider network segmentation and user education to reduce the attack surface and prevent accidental exposure to malicious websites. This vulnerability highlights the critical importance of maintaining up-to-date browser security patches and demonstrates how memory corruption flaws in widely used software can create persistent security risks that require comprehensive mitigation strategies across multiple operational domains.