CVE-2009-0806 in OpenGoo
Summary
by MITRE
Unspecified vulnerability in OpenGoo before 1.2.1 allows remote authenticated users to modify their own permissions via unknown attack vectors.
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Analysis
by VulDB Data Team • 10/31/2018
The vulnerability identified as CVE-2009-0806 represents a security flaw within the OpenGoo content management system prior to version 1.2.1. This issue affects the authorization mechanisms that govern user permissions within the application. The vulnerability specifically impacts authenticated users who can potentially manipulate their own access rights through unspecified attack vectors, creating a significant risk for privilege escalation and unauthorized system access. OpenGoo, being a web-based content management platform, relies heavily on proper user permission controls to maintain system integrity and data security.
The technical nature of this vulnerability stems from insufficient validation and authorization checks within the permission modification subsystem. When users authenticate to the system, they should only be able to modify their own permissions within predefined boundaries. However, the flaw allows authenticated users to bypass these normal authorization constraints, potentially enabling them to elevate their privileges or gain access to restricted features and data. This type of vulnerability typically falls under the category of inadequate input validation and authorization checks, which aligns with CWE-285 for improper authorization and CWE-284 for improper access control. The unspecified nature of the attack vectors suggests that multiple pathways may exist for exploitation, making the vulnerability particularly concerning for security assessments.
The operational impact of this vulnerability extends beyond simple permission manipulation, as it creates potential for broader system compromise. An authenticated user who exploits this vulnerability could potentially access administrative functions, modify critical system configurations, or gain access to sensitive data that should be restricted to authorized personnel only. This could lead to data breaches, system corruption, or unauthorized modifications to content and system settings. The risk is particularly elevated in multi-user environments where users may have varying levels of access rights, as a compromised user account could potentially be leveraged to escalate privileges and gain broader system access. This vulnerability directly impacts the principle of least privilege and could enable persistent access to system resources.
Mitigation strategies for CVE-2009-0806 should prioritize immediate patching of the OpenGoo application to version 1.2.1 or later, which contains the necessary fixes for the permission handling mechanisms. Organizations should also implement comprehensive access control reviews to identify and remediate any existing unauthorized access that may have occurred through exploitation of this vulnerability. Network segmentation and monitoring should be enhanced to detect unusual permission modification activities. Security teams should conduct thorough audits of user permission assignments and implement principle of least privilege enforcement. The vulnerability also highlights the importance of regular security assessments and vulnerability scanning to identify similar authorization flaws in other applications. Additionally, implementing proper logging and monitoring of permission changes can help detect exploitation attempts and provide forensic evidence for security investigations. This vulnerability demonstrates the critical importance of maintaining up-to-date software and implementing robust access control mechanisms, as outlined in various security frameworks including those referenced in the MITRE ATT&CK framework for privilege escalation techniques.