CVE-2005-1214 in Windows
Summary
by MITRE
Microsoft Agent allows remote attackers to spoof trusted Internet content and execute arbitrary code by disguising security prompts on a malicious Web page.
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Analysis
by VulDB Data Team • 07/04/2025
The vulnerability identified as CVE-2005-1214 represents a critical security flaw in Microsoft Agent technology that enables remote attackers to manipulate user trust mechanisms and execute malicious code through deceptive web page design. This vulnerability specifically targets the way Microsoft Agent handles security prompts and user interactions, creating a pathway for attackers to bypass traditional security measures that users typically rely upon when interacting with internet content.
The technical implementation of this vulnerability stems from Microsoft Agent's improper handling of security contexts when rendering content from web pages. When users encounter malicious web content that incorporates Microsoft Agent components, the system fails to properly distinguish between legitimate and malicious security prompts. This flaw allows attackers to craft web pages that present deceptive security warnings or prompts that appear to originate from trusted sources, effectively tricking users into granting permissions or executing code that they would normally reject. The vulnerability operates at the intersection of web browser security models and local application security mechanisms, creating a unique attack vector that leverages the trust relationships between different software components.
From an operational impact perspective, this vulnerability poses significant risks to enterprise and individual users alike. Attackers can exploit this weakness to deliver phishing attacks, malware distribution, and other malicious payloads that bypass standard security controls. The ability to spoof trusted content means that even security-conscious users who typically verify security prompts may be deceived into granting malicious permissions. This vulnerability particularly affects environments where Microsoft Agent is installed and enabled, which was common in many Windows-based systems during the period when this vulnerability was prevalent. The attack surface extends beyond simple code execution to include potential privilege escalation and persistence mechanisms that attackers can utilize to maintain access to compromised systems.
The mitigation strategies for CVE-2005-1214 should focus on both immediate remediation and long-term security hardening measures. Microsoft released patches to address this vulnerability through security updates that modified how Microsoft Agent handles security prompts and user interactions. Organizations should implement comprehensive patch management processes to ensure all systems receive the necessary updates promptly. Additionally, security configurations should include disabling Microsoft Agent functionality when it is not required for business operations, particularly in environments where it represents unnecessary risk. Network security controls such as web filtering and content inspection can provide additional layers of protection by identifying and blocking malicious web content that attempts to exploit this vulnerability. This remediation approach aligns with the principle of least privilege and defense in depth strategies that are fundamental to modern cybersecurity practices.
This vulnerability demonstrates the importance of proper security context management in application design and highlights the risks associated with complex software integration where multiple security domains interact. The attack pattern used in CVE-2005-1214 reflects techniques commonly associated with social engineering and deception attacks that target user trust mechanisms rather than direct technical exploits. From a cybersecurity framework perspective, this vulnerability aligns with common attack patterns identified in the MITRE ATT&CK framework under techniques related to privilege escalation and user execution. The vulnerability also relates to CWE-611, which addresses improper access control, and CWE-200, which covers information exposure, as the deception mechanism relies on manipulating user perception of security information. Organizations should consider this vulnerability as part of broader security awareness training programs that educate users about the risks of trusting security prompts and the importance of verifying security contexts before granting permissions to software components.