CVE-2014-0324 in Internet Explorer
Summary
by MITRE
Microsoft Internet Explorer 8 through 11 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," a different vulnerability than CVE-2014-0297, CVE-2014-0308, and CVE-2014-0312.
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Analysis
by VulDB Data Team • 05/07/2026
This vulnerability affects Microsoft Internet Explorer versions 8 through 11 and represents a critical memory corruption flaw that enables remote code execution or denial of service attacks. The vulnerability stems from improper handling of memory operations within the browser's rendering engine, specifically when processing crafted web content that triggers buffer overflows or heap corruption conditions. Attackers can exploit this weakness by hosting malicious web content that, when loaded in a targeted browser, causes the application to corrupt memory structures and subsequently execute arbitrary code with the privileges of the user running the browser.
The technical nature of this vulnerability aligns with CWE-121, which describes heap-based buffer overflow conditions, and CWE-125, which covers out-of-bounds read vulnerabilities. These memory corruption issues typically arise when the browser fails to properly validate input data or when it does not adequately check array bounds during memory allocation and manipulation operations. The flaw manifests when Internet Explorer processes specially crafted HTML elements, JavaScript code, or ActiveX controls that cause memory corruption in the browser's memory management subsystem.
From an operational impact perspective, this vulnerability presents a significant risk to enterprise environments where users may inadvertently visit malicious websites or receive phishing emails containing compromised web content. The remote execution capability means that attackers can gain complete control over affected systems without requiring local access or user interaction beyond visiting a malicious page. This makes the vulnerability particularly dangerous in corporate networks where users may browse untrusted websites or where social engineering attacks are prevalent. The vulnerability's presence in multiple IE versions from 8 through 11 means that organizations with legacy browser deployments face extended exposure windows.
Security professionals should consider this vulnerability in relation to the ATT&CK framework's T1203 technique, which covers legitimate credentials and T1059 for command and script interpreter execution. The mitigation strategies should include immediate deployment of Microsoft security patches, implementation of browser hardening measures, and network-based protections such as web application firewalls that can detect and block malicious content. Organizations should also consider implementing additional security controls like sandboxing, restricted browsing environments, and regular security awareness training to reduce the risk of exploitation. The vulnerability's classification as a remote code execution flaw makes it a high-priority target for both preventive and detective security measures, including endpoint detection and response solutions that can identify anomalous memory access patterns or process behavior indicative of exploitation attempts.