CVE-2006-1263 in WordPress
Summary
by MITRE
Multiple "unannounced" cross-site scripting (XSS) vulnerabilities in WordPress before 2.0.2 allow remote attackers to inject arbitrary web script or HTML via unknown attack vectors.
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Analysis
by VulDB Data Team • 07/21/2018
The vulnerability identified as CVE-2006-1263 represents a critical security flaw in WordPress versions prior to 2.0.2, specifically targeting cross-site scripting vulnerabilities that were not publicly disclosed at the time of discovery. This issue falls under the broader category of web application security vulnerabilities that have been classified by the Common Weakness Enumeration (CWE) as CWE-79, which describes "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')". The vulnerability's designation as "unannounced" indicates that attackers could exploit these weaknesses without prior knowledge of the specific attack vectors, making them particularly dangerous in production environments where WordPress installations were running vulnerable versions.
The technical flaw in this vulnerability stems from inadequate input validation and output sanitization mechanisms within the WordPress core codebase. Attackers could leverage these weaknesses to inject malicious scripts or HTML code into web pages that would then be executed by unsuspecting users who visited the compromised pages. The attack vectors were particularly insidious because they were not publicly known, allowing threat actors to exploit them without alerting system administrators or security teams. This type of vulnerability typically occurs when user-supplied data is not properly escaped or filtered before being rendered in web pages, creating opportunities for malicious code execution through various entry points within the application's interface.
The operational impact of CVE-2006-1263 was substantial for WordPress installations running vulnerable versions, as it provided attackers with a pathway to compromise user sessions, steal sensitive information, or redirect users to malicious websites. The vulnerability could be exploited across multiple components of the WordPress platform, potentially affecting both administrator and regular user accounts. Given that WordPress was widely adopted and many installations were running older versions, the potential attack surface was extensive, with implications for content management systems across various industries including news organizations, blogs, and business websites that relied on the platform for their online presence.
Security mitigations for this vulnerability centered on immediate software updates to WordPress version 2.0.2 or later, which contained the necessary patches to address the XSS flaws. System administrators were advised to conduct comprehensive vulnerability assessments of their WordPress installations to identify any potential exploitation attempts and to implement proper input validation measures. The remediation process also involved reviewing and updating security configurations, implementing web application firewalls where possible, and establishing monitoring procedures to detect suspicious activities. Organizations were encouraged to adopt security best practices including regular patch management, security awareness training for administrators, and implementation of defense-in-depth strategies that align with the MITRE ATT&CK framework's approach to protecting web applications from persistent threats. The vulnerability highlighted the importance of maintaining current software versions and demonstrated how seemingly obscure attack vectors could have significant consequences for web application security.