CVE-2011-4311 in ResourceSpace
Summary
by MITRE
ResourceSpace before 4.2.2833 does not properly validate access keys, which allows remote attackers to bypass intended resource restrictions via unspecified vectors.
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Analysis
by VulDB Data Team • 02/13/2019
ResourceSpace version 4.2.2833 and earlier contains a critical access control vulnerability that stems from improper validation of access keys within the application's resource management system. This vulnerability falls under the category of insufficient validation of access keys as classified by CWE-284, which specifically addresses inadequate access control mechanisms. The flaw exists in the application's authorization logic where access keys are not adequately verified before granting access to restricted resources, creating a pathway for unauthorized users to circumvent intended security controls.
The technical implementation of this vulnerability allows remote attackers to exploit unspecified vectors that manipulate the access key validation process. Attackers can potentially construct or modify access keys in ways that bypass the intended access restrictions, effectively gaining access to resources that should be restricted to authorized users only. This weakness represents a fundamental failure in the application's authentication and authorization framework, where the system fails to properly validate the legitimacy and permissions associated with access keys before granting access to protected content.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it fundamentally compromises the integrity of the resource management system's access controls. Remote attackers can leverage this weakness to access sensitive documents, media files, or other protected resources without proper authorization, potentially leading to data breaches, information disclosure, and unauthorized modification of content. The vulnerability affects the confidentiality, integrity, and availability of the system's resource management capabilities, creating a significant security risk for organizations relying on ResourceSpace for content management.
Organizations should immediately upgrade to ResourceSpace version 4.2.2833 or later, which includes proper access key validation mechanisms that address this vulnerability. Additional mitigations include implementing network-level controls such as firewalls and access control lists to limit exposure, monitoring access logs for suspicious activity related to access key usage, and conducting regular security assessments of the resource management system. The vulnerability aligns with ATT&CK technique T1078 for valid accounts and T1566 for phishing, as it enables attackers to gain unauthorized access through manipulated access credentials. Security teams should also consider implementing additional authentication controls and regularly reviewing access key configurations to ensure proper access control enforcement.