CVE-2011-2078 in MediaCAST
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in the New Atlanta BlueDragon administrative interface in MediaCAST 8 and earlier allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 02/09/2019
The CVE-2011-2078 vulnerability represents a critical security flaw in the MediaCAST 8 and earlier versions' New Atlanta BlueDragon administrative interface. This vulnerability manifests as multiple cross-site scripting vulnerabilities that enable remote attackers to execute malicious web scripts or HTML code within the context of the affected system. The vulnerability's severity stems from its ability to compromise the administrative interface, which typically contains sensitive configuration data and system controls. The unspecified vectors indicate that the attack surface is broad and potentially affects various input points within the administrative console, making it particularly dangerous as attackers can exploit different pathways to achieve their objectives.
The technical implementation of this vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is a fundamental web application security flaw that occurs when an application incorporates untrusted data into web pages without proper validation or encoding. In the context of MediaCAST's administrative interface, this vulnerability allows attackers to inject malicious scripts that can execute in the browser of authenticated users who access the compromised administrative console. The flaw exists because the application fails to properly sanitize or encode user-supplied input before rendering it in web responses, creating an environment where attacker-controlled content can be executed as legitimate script within the user's browser context. This type of vulnerability is particularly concerning in administrative interfaces where users have elevated privileges and access to sensitive system functions.
The operational impact of CVE-2011-2078 extends beyond simple data theft or defacement, as it provides attackers with a potential foothold for more sophisticated attacks within the MediaCAST environment. When an attacker successfully exploits this vulnerability, they can execute scripts that may steal session cookies, redirect users to malicious sites, modify administrative settings, or even escalate privileges within the compromised system. The administrative interface typically contains sensitive configuration parameters, user management controls, and system monitoring capabilities, making successful exploitation potentially devastating for organizations relying on MediaCAST for their media delivery infrastructure. The remote nature of the attack means that adversaries can exploit this vulnerability from anywhere on the internet without requiring physical access to the system, significantly expanding the attack surface and reducing the effectiveness of traditional network security controls.
Organizations affected by this vulnerability should implement immediate mitigations including applying the vendor-provided patches and updates that address the XSS flaws in the BlueDragon administrative interface. Network segmentation and access controls should be strengthened to limit access to the administrative interface to trusted users only, while implementing proper input validation and output encoding mechanisms. The implementation of Content Security Policy headers can provide additional protection against script execution, though this serves as a secondary defense mechanism. Regular security assessments and penetration testing should be conducted to identify similar vulnerabilities in other components of the MediaCAST infrastructure, as this vulnerability demonstrates the importance of proper input sanitization in web applications. The ATT&CK framework categorizes this vulnerability under the T1059.007 technique for scripting, emphasizing how attackers can leverage XSS vulnerabilities to execute malicious code within user browsers and potentially establish persistent access to systems through compromised administrative sessions.