CVE-2016-4396 in System Management Homepage
Summary
by MITRE
HPE System Management Homepage before v7.6 allows remote attackers to have an unspecified impact via unknown vectors, related to a "Buffer Overflow" issue.
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Analysis
by VulDB Data Team • 09/28/2022
The CVE-2016-4396 vulnerability represents a critical buffer overflow flaw within HPE System Management Homepage versions prior to v7.6, exposing organizations to significant security risks. This vulnerability resides in the web-based management interface that administrators use to monitor and control HPE server infrastructure, making it a prime target for remote exploitation. The buffer overflow condition occurs when the application fails to properly validate input lengths before processing data, creating opportunities for attackers to overwrite adjacent memory regions. Such vulnerabilities typically arise from inadequate bounds checking mechanisms in the software's input handling routines, where maliciously crafted data can exceed allocated buffer space and corrupt adjacent memory locations.
The technical nature of this buffer overflow vulnerability places it within CWE-121, which specifically addresses stack-based buffer overflow conditions that can lead to arbitrary code execution. Attackers exploiting this weakness can potentially inject malicious code into the memory space of the targeted application, bypassing standard security controls and gaining unauthorized access to the system. The unspecified impact mentioned in the description suggests that the vulnerability could enable various malicious activities including privilege escalation, denial of service, or complete system compromise depending on the execution context. The remote attack vector means that adversaries do not require physical access or local credentials to exploit this vulnerability, making it particularly dangerous for network-connected systems.
From an operational standpoint, organizations utilizing affected HPE System Management Homepage versions face substantial risk exposure as this vulnerability can be leveraged to gain control over critical server infrastructure. The attack surface extends beyond individual systems to encompass entire data center environments where multiple servers may be managed through a single administrative interface. This creates cascading security implications where compromising one system can potentially lead to broader infrastructure breaches. The vulnerability's classification under the ATT&CK framework would align with techniques such as T1059 (Command and Scripting Interpreter) and T1068 (Exploitation for Privilege Escalation) as attackers could use the buffer overflow to execute arbitrary commands and elevate their privileges within the compromised system.
Organizations should prioritize immediate remediation through the installation of HPE System Management Homepage v7.6 or later, which includes the necessary patches addressing the buffer overflow condition. Additional mitigations should include network segmentation to isolate management interfaces from general network traffic, implementing strict firewall rules to limit access to the affected services, and conducting thorough vulnerability assessments to identify any potential exploitation attempts. Regular security monitoring and log analysis should be enhanced to detect anomalous behavior that might indicate exploitation attempts, while comprehensive incident response procedures should be established to address potential compromise scenarios. The vulnerability also underscores the importance of maintaining up-to-date security patches and implementing robust software lifecycle management practices to prevent similar issues from arising in the future.