CVE-2004-1903 in Contact 3d
Summary
by MITRE
Buffer overflow in blaxxun 3D 7.0 allows remote attackers to execute arbitrary code via a long URL property inside an object tag.
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Analysis
by VulDB Data Team • 07/10/2025
The vulnerability identified as CVE-2004-1903 represents a critical buffer overflow flaw within the blaxxun 3D 7.0 software implementation that enables remote code execution through maliciously crafted web content. This issue specifically targets the processing of URL properties within object tags, creating a pathway for attackers to inject and execute arbitrary code on vulnerable systems. The vulnerability exists in the way the application handles input validation for URL parameters embedded within HTML object tags, which are commonly used in web browsers to embed 3D content and interactive media elements. When a user visits a webpage containing a maliciously constructed object tag with an excessively long URL property, the application fails to properly validate the input length, leading to memory corruption that can be exploited by remote attackers.
The technical nature of this buffer overflow stems from insufficient bounds checking within the blaxxun 3D 7.0 parser when handling URL strings within object tags. This flaw falls under the CWE-121 category of Stack-based Buffer Overflow, where the application attempts to write data beyond the allocated memory buffer space. The vulnerability is particularly dangerous because it operates within the context of web browsers that support 3D content through plugin architectures, making it accessible through standard web browsing activities. Attackers can craft malicious web pages that contain specially formatted object tags with oversized URL parameters, triggering the buffer overflow condition when the browser attempts to render the 3D content. The overflow occurs in the memory stack where the application stores temporary data during processing, allowing attackers to overwrite adjacent memory locations and potentially redirect program execution to malicious code.
The operational impact of this vulnerability extends beyond simple code execution, as it provides attackers with full control over affected systems. Once successfully exploited, remote attackers can execute arbitrary commands with the privileges of the user running the vulnerable software, which typically corresponds to the web browser process. This can lead to complete system compromise, data theft, or the installation of additional malware. The vulnerability affects systems running blaxxun 3D 7.0 software, which was commonly used in web environments for 3D graphics rendering and interactive media applications. The exploitability of this vulnerability is relatively high since it requires minimal user interaction beyond visiting a malicious webpage, making it particularly dangerous in phishing campaigns or compromised websites. From an attack perspective, this vulnerability maps to the MITRE ATT&CK technique of Command and Scripting Interpreter, where attackers leverage web-based technologies to execute malicious code on target systems.
Mitigation strategies for CVE-2004-1903 focus on both immediate remediation and long-term architectural improvements. The primary recommendation involves applying vendor patches or upgrading to versions of blaxxun 3D that address the buffer overflow vulnerability. Organizations should also implement network-based protections such as web application firewalls that can detect and block malicious object tags with suspicious URL lengths. Input validation should be strengthened at multiple layers including browser plugins, web servers, and application-level defenses to prevent oversized URL parameters from reaching the vulnerable parsing code. Security monitoring should include detection of unusual object tag patterns and URL lengths that could indicate exploitation attempts. Additionally, users should be educated about the risks of visiting untrusted websites and the importance of keeping browser plugins updated. The vulnerability demonstrates the importance of secure coding practices and input validation, particularly when dealing with user-supplied data in web applications, aligning with security best practices outlined in the OWASP Top Ten and other industry standards for web application security.