CVE-2016-4393 in System Management Homepage
Summary
by MITRE
HPE System Management Homepage before v7.6 allows "remote authenticated" attackers to obtain sensitive information via unspecified vectors, related to an "XSS" issue.
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Analysis
by VulDB Data Team • 09/28/2022
The vulnerability identified as CVE-2016-4393 affects HPE System Management Homepage versions prior to v7.6, representing a significant security weakness that exposes organizations to potential information disclosure risks. This issue specifically targets the web-based management interface of HPE servers and storage systems, which are widely deployed in enterprise environments for system monitoring and administrative tasks. The vulnerability's classification as a remote authenticated attack vector means that an attacker must first establish valid credentials to exploit the flaw, but once authenticated, they can leverage the vulnerability to extract sensitive information from the system.
The technical flaw manifests through an unspecified cross-site scripting (XSS) vulnerability within the HPE System Management Homepage interface. While the exact vector remains unspecified in the CVE description, XSS vulnerabilities typically occur when the application fails to properly validate or sanitize user input before rendering it in web pages. In this context, the vulnerability likely exists in how the system processes or displays user-supplied data within the web interface, potentially allowing an authenticated attacker to inject malicious scripts that can access session cookies, view sensitive administrative data, or extract information from the management interface. This type of vulnerability falls under CWE-79 which specifically addresses Cross-Site Scripting flaws in software applications.
The operational impact of this vulnerability extends beyond simple information disclosure, as it can enable attackers to escalate their privileges and access critical system information that would normally be restricted to authorized administrators. An authenticated attacker could potentially leverage this vulnerability to obtain session tokens, view system configurations, access administrative functions, or even extract sensitive data from the management interface that could be used for further attacks within the network. The implications are particularly severe in enterprise environments where HPE System Management Homepage is used to manage critical infrastructure components, as the attacker could gain insights into system architecture, network topology, and administrative credentials that could facilitate lateral movement and persistent access.
Organizations should implement multiple layers of defense to mitigate this vulnerability, beginning with immediate patching to HPE System Management Homepage versions 7.6 or later where the issue has been resolved. Network segmentation and access controls should be enforced to limit the blast radius of potential exploitation, while monitoring systems should be configured to detect unusual authentication patterns or attempts to access sensitive management interfaces. Security awareness training for administrators is also crucial to prevent credential compromise, as the vulnerability requires valid authentication to exploit. Additionally, implementing web application firewalls and input validation controls can provide additional protection against similar vulnerabilities, while regular security assessments and penetration testing can help identify other potential weaknesses in the system's security posture. The vulnerability aligns with ATT&CK technique T1566 which covers credential harvesting through social engineering and other methods, and T1071 which addresses application layer protocol usage in command and control communications.