CVE-2005-3595 in Windows
Summary
by MITRE
By default Microsoft Windows XP Home Edition installs with a blank password for the Administrator account, which allows remote attackers to gain control of the computer.
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Analysis
by VulDB Data Team • 09/17/2018
This vulnerability represents a critical security flaw in Microsoft Windows XP Home Edition that stems from improper default configuration practices. The issue occurs when the operating system is installed with a blank password for the built-in Administrator account, creating an easily exploitable entry point for malicious actors. This configuration violates fundamental security principles and represents a classic example of insecure default settings that can be leveraged by attackers to gain unauthorized access to systems.
The technical flaw resides in the installation process of Windows XP Home Edition where the system fails to enforce password requirements for the Administrator account during setup. This allows any remote attacker with network access to simply connect to the system and authenticate using the empty password field. The vulnerability is classified under CWE-621 which specifically addresses the use of empty passwords as a security weakness. This weakness is particularly dangerous because it eliminates the need for any credential guessing or brute force attacks, making exploitation trivial and immediate.
The operational impact of this vulnerability is severe and far-reaching within enterprise and home network environments. Remote attackers can gain full administrative control of affected systems without requiring any specialized tools or advanced techniques. This level of access allows malicious actors to execute arbitrary code, install malware, modify system configurations, access sensitive data, and potentially use compromised systems as launch points for further attacks within network infrastructure. The vulnerability affects the confidentiality, integrity, and availability of affected systems, making it a critical concern for network security.
From an attack perspective, this vulnerability aligns with several MITRE ATT&CK techniques including T1078 Valid Accounts and T1003 Credential Dumping. The attack surface is particularly wide given that Windows XP Home Edition was widely deployed in residential and small business environments where security awareness was often limited. Organizations should have implemented immediate remediation measures including setting strong passwords for all accounts, disabling unnecessary services, and applying security patches. The vulnerability also highlights the importance of principle of least privilege and proper account management practices, which are fundamental to maintaining secure computing environments. This issue serves as a historical example of how default configurations can create significant security risks and underscores the necessity of conducting thorough security assessments during system deployment and ongoing maintenance processes.