CVE-2025-70047: Nexusoft NexusInterface DoS Vulnerability

CVE-2025-70047 Overview

CVE-2025-70047 is an Uncontrolled Resource Consumption vulnerability (CWE-400) discovered in Nexusoft NexusInterface v3.2.0-beta.2. This vulnerability allows remote attackers to cause a denial of service condition by exhausting system resources without requiring authentication or user interaction. The network-accessible nature of this vulnerability makes it particularly concerning for organizations running affected versions of NexusInterface.

Critical Impact

Remote attackers can exploit this vulnerability to exhaust system resources, leading to service unavailability and potential denial of service conditions affecting the NexusInterface application.

Affected Products

• Nexusoft NexusInterface v3.2.0-beta.2

Discovery Timeline

• 2026-03-09 - CVE CVE-2025-70047 published to NVD
• 2026-03-11 - Last updated in NVD database

Technical Details for CVE-2025-70047

Vulnerability Analysis

This vulnerability falls under CWE-400 (Uncontrolled Resource Consumption), commonly referred to as a resource exhaustion vulnerability. The affected application fails to properly limit the allocation and consumption of system resources when processing certain requests. This architectural flaw allows an attacker to craft malicious requests that consume excessive CPU, memory, or other finite system resources.

The vulnerability is exploitable remotely over the network without requiring any authentication credentials or user interaction. An attacker can repeatedly send crafted requests to the vulnerable NexusInterface service, gradually or rapidly depleting available system resources until the application becomes unresponsive or crashes entirely.

Root Cause

The root cause of CVE-2025-70047 lies in insufficient resource management within the NexusInterface application. The affected component does not implement proper throttling, rate limiting, or resource allocation controls. This allows unbounded resource consumption when processing attacker-controlled input, ultimately leading to resource exhaustion and denial of service conditions.

Attack Vector

The attack vector is network-based, meaning an attacker can exploit this vulnerability remotely without requiring local access to the target system. The exploitation does not require any privileges or user interaction, making it trivially exploitable by remote threat actors.

The vulnerability can be triggered by sending specially crafted requests to the NexusInterface service. Due to the lack of proper resource consumption controls, these requests cause the application to allocate excessive resources without releasing them appropriately. A proof-of-concept demonstrating this vulnerability is available via the GitHub Gist PoC Source.

Detection Methods for CVE-2025-70047

Indicators of Compromise

• Unusual spikes in CPU or memory utilization on systems running NexusInterface
• NexusInterface service becoming unresponsive or experiencing frequent restarts
• Abnormal volume of network requests targeting the NexusInterface service
• System logs indicating resource exhaustion errors or out-of-memory conditions

Detection Strategies

• Monitor network traffic for unusual patterns of requests targeting NexusInterface services
• Implement anomaly detection for resource consumption metrics (CPU, memory, network connections)
• Configure alerting thresholds for system resource utilization on hosts running NexusInterface
• Review application logs for error messages related to resource allocation failures

Monitoring Recommendations

• Deploy network-level monitoring to identify potential DoS attack patterns
• Configure system monitoring to track resource consumption trends over time
• Implement log aggregation and analysis for NexusInterface application logs
• Establish baseline resource utilization metrics to detect anomalous consumption patterns

How to Mitigate CVE-2025-70047

Immediate Actions Required

• Evaluate exposure of NexusInterface services to untrusted networks and restrict access where possible
• Implement network-level rate limiting to constrain incoming request volumes
• Monitor affected systems for signs of resource exhaustion attacks
• Consider temporarily disabling or isolating affected NexusInterface instances if exploitation is suspected

Patch Information

At the time of this writing, no official patch information has been published for CVE-2025-70047. Organizations should monitor the NexusInterface GitHub Repository and Nexusoft GitHub organization for security updates and patch releases. Given that the affected version is v3.2.0-beta.2, users should consider whether running beta software in production environments is appropriate for their risk tolerance.

Workarounds

• Implement network-level access controls to restrict access to NexusInterface from trusted sources only
• Deploy a reverse proxy or load balancer with rate limiting capabilities in front of the NexusInterface service
• Configure operating system-level resource limits (cgroups, ulimits) to prevent complete system resource exhaustion
• Consider deploying the application in a containerized environment with resource quotas to limit impact