CVE-2026-5703 Satel Iberia CVE debrief

Who should care

Defenders responsible for Satel Iberia SenNet Datalogger Serie 200 devices, especially those with version V7.0m-1.53h, should assess potential exposure and prioritize verification and compensating controls.

Why it matters

CVE-2026-5703 is a high-severity path traversal vulnerability in Satel Iberia SenNet Datalogger Serie 200. Defenders should prioritize verifying exposure, especially for version V7.0m-1.53h, and assess potential paths for unauthorized file access. The vulnerability allows authenticated users to read arbitrary files or list directories, potentially impacting confidentiality.

• Potential unauthorized file access and data exposure.
• Possible listing of sensitive directories.
• Need for verification of affected versions and remediation.
• Potential impact on confidentiality.

Technical summary

A path traversal vulnerability exists in Satel Iberia SenNet Datalogger Serie 200, specifically in the web portal provided by the device. This allows an authenticated user to read any file or list any directory accessible to the system user running the web server by modifying the URL to include a path traversal payload. The vulnerability has a CVSS score of 7.1 and is classified as HIGH severity. Successful exploitation could allow an attacker to access critical system files containing confidential information. Defenders should prioritize verifying exposure of Satel Iberia SenNet Datalogger Serie 200 devices, especially those with version V7.0m-1.53h, and assess potential paths for unauthorized file access.

Defensive priority

Defenders should prioritize verifying exposure of Satel Iberia SenNet Datalogger Serie 200 devices, especially those with version V7.0m-1.53h, and assess potential paths for unauthorized file access.

Recommended defensive actions

• Verify exposure of Satel Iberia SenNet Datalogger Serie 200 devices, especially those with version V7.0m-1.53h.
• Assess potential paths for unauthorized file access and implement compensating controls.
• Monitor for suspicious activity and implement exception tracking.
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.
• Track exceptions, retest remediated assets, and close the item only after evidence is documented.

Evidence notes

The CVE record and source item provide details on a path traversal vulnerability in Satel Iberia SenNet Datalogger Serie 200. The vulnerability allows an authenticated user to read any file or list any directory accessible to the system user running the web server by modifying the URL to include a path traversal payload.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.