CVE-2014-1752 in Internet Explorer
Summary
by MITRE
Microsoft Internet Explorer 6 and 7 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 • 05/10/2026
The vulnerability identified as CVE-2014-1752 represents a critical memory corruption flaw in Microsoft Internet Explorer versions 6 and 7 that enables remote code execution or denial of service attacks through malicious web content. This vulnerability stems from improper handling of memory structures during web page rendering processes, creating exploitable conditions that adversaries can leverage to compromise affected systems. The flaw specifically targets the browser's memory management mechanisms when processing crafted web content, making it particularly dangerous given the widespread deployment of these older browser versions in enterprise environments.
The technical implementation of this vulnerability involves memory corruption through improper object handling and buffer manipulation within Internet Explorer's rendering engine. Attackers can construct malicious web pages that trigger memory allocation errors or overwrite critical memory regions when the browser attempts to render specific content elements. This memory corruption can lead to arbitrary code execution when the corrupted memory is subsequently accessed or when the browser's memory management system attempts to recover from the corruption state. The vulnerability operates at the kernel level memory management functions, making it particularly challenging to detect and prevent through standard security measures.
From an operational perspective, this vulnerability presents significant risk to organizations still maintaining legacy Internet Explorer 6 and 7 installations, as these versions are no longer supported with security updates. The attack surface is extensive since web browsers are frequently used for accessing corporate networks and internal resources. The memory corruption can manifest as either remote code execution allowing attackers to install malware or denial of service conditions that disrupt legitimate business operations. The exploitation typically requires social engineering to convince users to visit malicious websites, though the vulnerability's severity means that successful exploitation can result in complete system compromise.
The vulnerability aligns with CWE-125: Out-of-bounds Read and CWE-787: Out-of-bounds Write, which categorize memory corruption issues in software applications. From an adversary perspective, this vulnerability maps to ATT&CK technique T1203: Exploitation for Client Execution, where attackers leverage browser vulnerabilities to execute malicious code on target systems. Organizations should implement immediate mitigations including disabling Internet Explorer 6 and 7 entirely, deploying browser isolation solutions, and implementing network-based protections such as web application firewalls. Additionally, users should be educated about avoiding untrusted websites and the importance of keeping browsers updated, though the legacy nature of these versions makes updates impossible. The remediation strategy should include comprehensive network monitoring to detect exploitation attempts and systematic removal of unsupported browser versions from enterprise environments.