CVE-2012-2604 in Network Sentry Appliance
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in GuestAccess.jsp in the Guest/Contractor access component in the administrative interface in Bradford Network Sentry before 5.3.3 allow remote authenticated users to inject arbitrary web script or HTML via unspecified fields.
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Analysis
by VulDB Data Team • 08/10/2024
The vulnerability identified as CVE-2012-2604 represents a critical security flaw within the Bradford Network Sentry administrative interface, specifically affecting the Guest/Contractor access component. This issue manifests as multiple cross-site scripting vulnerabilities that exist in the GuestAccess.jsp file, creating a significant attack surface for malicious actors who can exploit these weaknesses to compromise the system's integrity. The vulnerability affects versions prior to 5.3.3 of the Network Sentry platform, indicating that organizations running older versions remain at risk despite the vulnerability being reported several years ago.
The technical nature of this flaw stems from inadequate input validation and output encoding within the GuestAccess.jsp component, which processes user-supplied data without proper sanitization mechanisms. Attackers with authenticated access privileges can leverage this vulnerability by injecting malicious web scripts or HTML code into unspecified fields within the administrative interface. This type of vulnerability falls under the CWE-79 category of Cross-Site Scripting, specifically representing a stored XSS variant where malicious content can persist and affect other users who interact with the compromised interface. The vulnerability's impact is amplified by the fact that it occurs within the administrative interface, potentially allowing attackers to escalate privileges or gain unauthorized access to sensitive system functions.
The operational impact of CVE-2012-2604 extends beyond simple data corruption or display issues, as it enables attackers to execute arbitrary code within the context of authenticated users' browsers. This capability can lead to session hijacking, credential theft, and unauthorized access to privileged system functions within the Network Sentry environment. The vulnerability's presence in the administrative interface creates a particularly dangerous scenario where attackers can potentially compromise the entire security posture of the network monitoring system, as they can manipulate guest access controls and potentially gain insights into network configurations. This vulnerability also aligns with ATT&CK technique T1059.007 for Command and Scripting Interpreter, as attackers can leverage the XSS to execute malicious scripts within the victim's browser context.
Organizations should implement immediate mitigations including upgrading to Bradford Network Sentry version 5.3.3 or later, which contains the necessary patches to address this vulnerability. Additionally, implementing proper input validation and output encoding mechanisms within the administrative interface can help prevent similar issues from occurring in the future. Security measures should include regular vulnerability assessments, web application firewalls, and monitoring for suspicious activities within the administrative components. The vulnerability also highlights the importance of principle of least privilege, ensuring that administrative access is strictly controlled and monitored. Organizations should also consider implementing multi-factor authentication for administrative accounts and regular security training for personnel who interact with administrative interfaces to reduce the risk of successful exploitation.