CVE-2016-8518 in Systems Insight Manager
Summary
by MITRE
A remote denial of service vulnerability in HPE Systems Insight Manager in all versions prior to 7.6 was found.
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Analysis
by VulDB Data Team • 02/03/2021
The vulnerability identified as CVE-2016-8518 represents a critical remote denial of service flaw within HPE Systems Insight Manager software across all versions preceding 7.6. This issue affects the management and monitoring capabilities of HPE infrastructure systems, potentially compromising the availability of critical IT operations. The vulnerability resides in the software's handling of specific network requests that can trigger unexpected behavior in the application's processing logic.
Technical analysis reveals that the flaw manifests when the HPE Systems Insight Manager receives malformed or specially crafted input through its network interfaces. The vulnerability stems from insufficient validation of incoming data within the application's protocol handling mechanisms, allowing remote attackers to send malicious payloads that cause the service to crash or become unresponsive. This behavior aligns with common software security weaknesses categorized under CWE-129, which addresses issues related to improper validation of input boundaries and insufficient sanitization of user-supplied data.
The operational impact of this vulnerability extends beyond simple service disruption, as it can compromise the integrity of infrastructure monitoring systems that depend on HPE Systems Insight Manager for operational visibility. Organizations utilizing affected versions may experience complete loss of monitoring capabilities, potentially leading to extended downtime for critical systems. The remote nature of the exploit means that attackers can leverage this vulnerability from outside the network perimeter without requiring authentication, making it particularly dangerous in enterprise environments where monitoring systems are often exposed to external networks.
Security professionals should note that this vulnerability demonstrates the importance of maintaining up-to-date software versions and implementing proper network segmentation controls. The flaw's classification as a remote denial of service attack aligns with tactics documented in the MITRE ATT&CK framework under the T1499 category, which covers network denial of service techniques. Organizations should prioritize immediate patching to version 7.6 or later, as this represents the first release that addresses the specific validation issues within the application's input handling routines.
Mitigation strategies should include network-level controls such as firewalls and access control lists to restrict unnecessary access to the HPE Systems Insight Manager services. Additionally, implementing network monitoring solutions can help detect anomalous traffic patterns that may indicate exploitation attempts. Security teams should also consider deploying intrusion detection systems that can identify and block known malicious payloads targeting this specific vulnerability. The remediation process should involve thorough testing of the patched environment to ensure that the fix does not introduce compatibility issues with existing monitoring workflows. Organizations should conduct comprehensive vulnerability assessments to identify any other instances of the same or similar vulnerabilities within their broader IT infrastructure ecosystem.