CVE-2005-4663 in OcoMon
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in OcoMon 1.20, and possibly earlier versions, allows remote attackers to inject arbitrary web script or HTML via unknown attack vectors.
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Analysis
by VulDB Data Team • 07/16/2018
The CVE-2005-4663 vulnerability represents a critical cross-site scripting flaw discovered in OcoMon version 1.20 and potentially affecting earlier releases. This vulnerability falls under the Common Weakness Enumeration category CWE-79 which specifically addresses improper neutralization of input during web page generation, making it a classic example of client-side injection vulnerability that has plagued web applications since the early days of internet security. The flaw enables remote attackers to execute malicious scripts within the context of other users' browsers, fundamentally compromising the integrity of web applications and user sessions.
The technical nature of this vulnerability stems from insufficient input validation and output encoding mechanisms within the OcoMon application's processing pipeline. Attackers can exploit this weakness by crafting malicious payloads that are then interpreted by the web browser when rendering pages, allowing them to execute arbitrary JavaScript code or embed malicious HTML content. The unspecified attack vectors suggest that the vulnerability may be present in multiple input handling points throughout the application, making it particularly dangerous as defenders cannot easily predict all potential exploitation paths. This type of vulnerability typically occurs when user-supplied data is directly incorporated into web page content without proper sanitization or encoding, creating an environment where malicious code can be injected and executed in the victim's browser context.
The operational impact of CVE-2005-4663 extends beyond simple data theft or session hijacking, as it can enable attackers to perform a wide range of malicious activities including credential theft, data exfiltration, and privilege escalation. In the context of OcoMon which appears to be a monitoring application, successful exploitation could allow attackers to access sensitive monitoring data, manipulate system states, or even compromise the underlying infrastructure being monitored. The remote nature of the attack means that exploitation does not require physical access to the target system and can be carried out from anywhere on the internet, making it particularly attractive to threat actors. This vulnerability directly violates the principle of least privilege and can lead to complete compromise of user sessions and potentially the entire application environment.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application's codebase. The recommended approach includes implementing strict sanitization of all user inputs before processing, employing proper HTML escaping techniques when rendering dynamic content, and utilizing content security policies to limit script execution capabilities. Organizations should also consider implementing web application firewalls and input validation layers that can detect and block suspicious patterns in incoming requests. From an ATT&CK framework perspective, this vulnerability maps to technique T1566 which covers social engineering through malicious content delivery, and T1071 which involves application layer protocol usage. Regular security assessments and code reviews should be conducted to identify similar weaknesses in other application components, as the vulnerability demonstrates how insufficient input validation can create persistent security risks that may remain undetected for extended periods. Patch management and version control practices should be implemented to ensure that all systems are running patched versions of the software, as this vulnerability was likely addressed in subsequent releases of the OcoMon application.