CVE-2006-6687 in WebAPP
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Web Automated Perl Portal (WebAPP) 0.9.9.4, and 0.9.9.3.4 Network Edition (NE) (aka WebAPP.NET), allows remote attackers to inject arbitrary web script or HTML via unspecified vectors. NOTE: The provenance of this information is unknown; the details are obtained solely from third party information.
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Analysis
by VulDB Data Team • 08/12/2018
The CVE-2006-6687 vulnerability represents a critical cross-site scripting flaw discovered in the Web Automated Perl Portal (WebAPP) software suite, specifically affecting versions 0.9.9.4 and 0.9.9.3.4 Network Edition. This vulnerability classifies under CWE-79 as a failure to sanitize user input, creating a pathway for malicious actors to execute arbitrary web scripts within the context of legitimate user sessions. The affected WebAPP versions, both standard and network editions, demonstrate a fundamental weakness in their input validation mechanisms that allows attackers to inject malicious payloads through unspecified vectors within the application's web interface. The vulnerability's impact extends beyond simple data theft, as it can enable session hijacking, credential theft, and the delivery of malicious content to unsuspecting users who interact with compromised web pages.
The technical exploitation of this vulnerability occurs when remote attackers leverage the lack of proper input sanitization to inject malicious HTML or JavaScript code into the WebAPP's user interface. This injection typically happens through parameters or form fields that do not adequately validate or escape user-supplied content before rendering it in web responses. The unspecified vectors suggest that the vulnerability may manifest across multiple input points within the application, including but not limited to user comments, search parameters, or configuration inputs. Attackers can craft malicious payloads that persist in the application's data storage or execution environment, allowing them to execute code in the victim's browser context and potentially escalate privileges or access sensitive information. The vulnerability's classification as a persistent XSS flaw means that malicious scripts can remain active within the application's interface, continuously affecting users who encounter the compromised content.
The operational impact of CVE-2006-6687 extends significantly beyond immediate data exposure, as it provides attackers with a persistent foothold within the WebAPP environment. Organizations using these vulnerable versions face risks including unauthorized access to user sessions, data manipulation, and potential lateral movement within their network infrastructure. The vulnerability enables attackers to create backdoors, steal session cookies, and modify application behavior in ways that can compromise the integrity and confidentiality of the entire system. Furthermore, the persistent nature of the vulnerability means that once exploited, the malicious code can continue to affect users over time without requiring repeated attacks. This makes the vulnerability particularly dangerous for web applications that serve multiple users or contain sensitive information, as the attack surface expands with each user interaction.
Mitigation strategies for CVE-2006-6687 should prioritize immediate software updates and patches from the vendor, as the vulnerability affects specific historical versions of the WebAPP suite. Organizations should implement comprehensive input validation and output encoding mechanisms to prevent malicious content from being rendered in web responses, aligning with security best practices established in the OWASP Top Ten and NIST cybersecurity guidelines. The implementation of Content Security Policy headers, proper HTML escaping, and input sanitization routines can effectively prevent XSS exploitation attempts. Additionally, network segmentation and monitoring solutions should be deployed to detect and prevent unauthorized access attempts, while regular security assessments and penetration testing can identify similar vulnerabilities within the broader application ecosystem. The remediation process should also include user education regarding the risks of clicking suspicious links or entering data into untrusted web interfaces, as social engineering remains a significant factor in successful XSS attacks. Organizations should consider implementing web application firewalls and security monitoring tools to detect and block malicious injection attempts, while maintaining detailed audit logs to track potential exploitation activities.