CVE-2026-53985
Received Received - Intake

Ground Station Socket.IO Service Termination Flaw

Vulnerability report for CVE-2026-53985, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-06

Last updated on: 2026-08-06

Assigner: VulnCheck

Description

Ground Station prior to 0.6.0 contains an unauthenticated denial-of-service vulnerability in the Socket.IO server's service_control event handler that allows any unauthenticated network peer to forcibly terminate the ground-station process by sending a single restart_service command. Attackers can connect to the Socket.IO server on port 7000 without credentials due to disabled authentication enforcement and a wildcard CORS policy, then emit the service_control event to terminate all active satellite-tracking sessions, SDR recording pipelines, demodulators, decoders, and rotator controllers, with repeated triggering possible in Docker deployments to create a persistent denial-of-service condition.

CVSS Scores

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Meta Information

Published
2026-08-06
Last Modified
2026-08-06
Generated
2026-08-06
AI Q&A
2026-08-06
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
sgoudelis ground_station to 0.6.0 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-306 The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Attack-Flow Graph

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Executive Summary

This vulnerability is an unauthenticated denial-of-service flaw in Ground Station software versions before 0.6.0. It allows any unauthenticated attacker to terminate the entire application by sending a single restart_service command to the Socket.IO server on port 7000. The server lacks authentication enforcement and has a wildcard CORS policy, enabling remote connections without credentials.

Detection Guidance

Check if the ground-station service is running on port 7000 without authentication. Use netstat or ss to verify open ports: netstat -tulnp | grep 7000 or ss -tulnp | grep 7000. Inspect network traffic for unauthorized Socket.IO connections to port 7000.

Impact Analysis

An attacker could disrupt all satellite tracking, SDR recording, demodulation, decoding, and rotator control operations. In Docker deployments, repeated attacks could create a persistent denial-of-service condition, making the system unusable until manually restarted.

Mitigation Strategies

Upgrade to ground-station version 0.6.0 or later to enforce authentication and authorization. Block external access to port 7000 via firewall rules. Restrict network access to trusted sources only.

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