CVE-2006-2634 in Seditio
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Neocrome Land Down Under (LDU) in Neocrome Seditio 102 allows remote attackers to inject arbitrary web script or HTML via an HTTP Referer field.
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Analysis
by VulDB Data Team • 07/27/2018
The vulnerability described in CVE-2006-2634 represents a classic cross-site scripting flaw that emerged in the Neocrome Land Down Under content management system component of the Neocrome Seditio 102 platform. This security weakness specifically manifests through the improper handling of HTTP Referer headers, creating an avenue for malicious actors to execute arbitrary web scripts or HTML code within the context of vulnerable web applications. The vulnerability falls under the broader category of CWE-79, which defines improper neutralization of input during web page generation, making it a fundamental web application security concern that has persisted across numerous systems and frameworks.
The technical mechanism behind this vulnerability involves the application's failure to properly sanitize or escape user-supplied input from the HTTP Referer header before incorporating it into dynamically generated web pages. When a user visits a page that processes this header without adequate validation or encoding measures, malicious scripts can be injected and subsequently executed by other users who access the same vulnerable page. This occurs because the web application treats the Referer header content as trusted input, failing to implement proper input filtering or output encoding mechanisms that would prevent script execution in the browser context.
From an operational standpoint, this vulnerability presents significant risks to organizations utilizing the affected Neocrome Seditio 102 platform. Remote attackers can leverage this weakness to perform session hijacking, steal sensitive user information, redirect users to malicious websites, or even execute unauthorized administrative actions if they can manipulate the application's behavior through script injection. The impact extends beyond simple data theft, as attackers can potentially establish persistent backdoors or use the vulnerability as a stepping stone for further exploitation within the network infrastructure. The attack vector is particularly concerning because HTTP Referer headers are automatically included in web requests, making exploitation relatively straightforward and often undetectable to end users.
Security practitioners should implement multiple layers of defense to mitigate this vulnerability, beginning with immediate input validation and output encoding of all HTTP Referer header content. The recommended approach includes implementing strict sanitization routines that remove or escape potentially dangerous characters and patterns from user-supplied input before it is processed or displayed in web pages. Organizations should also consider implementing content security policies that restrict script execution and enforce proper encoding of all dynamic content. This vulnerability aligns with ATT&CK technique T1059.007, which covers scripting through web shell execution, and demonstrates the critical importance of input validation as outlined in OWASP Top Ten category A03:2021 - Injection, emphasizing that proper sanitization of all user inputs remains fundamental to preventing such web-based attacks. The remediation process requires thorough code review and implementation of proper HTML escaping mechanisms, with additional monitoring and logging to detect potential exploitation attempts.