CVE-2026-96146 in SevOne Network Performance Management
Summary
by MITRE • 11/08/2026
IBM SevOne Network Performance Management 7.0.0 through 8.2.2 could allow a remote attacker to cause a denial of service due to uncontrolled resource consumption.
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Analysis
by VulDB Data Team • 11/08/2026
The vulnerability identified in IBM SevOne Network Performance Management versions 7.0.0 through 8.2.2 represents a critical infrastructure risk stemming from improper handling of system resources during request processing. This flaw allows an unauthenticated or authenticated remote attacker to trigger a denial of service condition by exploiting the application's inability to properly limit resource consumption associated with specific inputs or operational states. The core technical deficiency lies in the absence of robust input validation and rate limiting mechanisms, which enables malicious actors to craft requests that consume excessive CPU cycles, memory allocation, or network bandwidth without triggering appropriate safeguards within the SevOne platform.
From a technical perspective, this issue is classified under CWE-400, which denotes uncontrolled resource consumption. The vulnerability manifests when the application processes specific data structures or API calls that lead to infinite loops, exponential growth in memory usage, or excessive database query execution times. Because the system does not enforce strict quotas on these operations, a single malicious request can escalate into a sustained attack vector that degrades the performance of the entire network monitoring environment. This is particularly dangerous in enterprise settings where SevOne serves as a central point for visibility into critical network infrastructure, making its availability paramount to operational continuity.
The operational impact of this vulnerability extends beyond simple service interruption. A successful exploitation can lead to complete unavailability of the management console and associated data collection services. In a production environment, this results in blind spots regarding network health, potentially masking ongoing security incidents or performance degradations elsewhere in the infrastructure. Furthermore, if the underlying server resources are exhausted by such attacks, it may cause instability for other co-located applications on the same host, leading to broader systemic failures within the organization's IT ecosystem.
This type of vulnerability aligns with MITRE ATT&CK technique T1499, Endpoint Denial of Service, specifically under sub-techniques involving resource exhaustion. Attackers can leverage this flaw as part of a larger campaign to disrupt business operations or create diversions for more intrusive activities such as data exfiltration or lateral movement within the network perimeter. The lack of effective throttling means that even low-bandwidth attacks can be highly effective in causing significant disruption, requiring minimal effort from the adversary while imposing high costs on defense teams attempting to restore service availability.
Mitigation strategies must focus on both immediate remediation and long-term architectural improvements. IBM has released patches for versions 7.0.0 through 8.2.2 that address these resource management flaws by implementing stricter input validation, enforcing rate limits on API endpoints, and optimizing internal processing logic to prevent runaway resource consumption. Organizations running affected versions should prioritize applying the latest security updates provided by IBM immediately. Additionally, deploying network-level controls such as Web Application Firewalls can help mitigate exposure by filtering out malformed requests or limiting request rates before they reach the SevOne application layer.
Beyond patching, administrators should review access control policies to ensure that only authorized personnel have access to administrative interfaces and API endpoints where possible. Implementing comprehensive logging and monitoring for unusual spikes in resource usage can aid in early detection of exploitation attempts. Regular security assessments and penetration testing focused on input validation and resilience against denial-of-service scenarios are recommended to identify similar weaknesses across the broader application portfolio, ensuring that critical network management tools remain resilient against evolving threat vectors.