Summary
Multiple internal virtual filesystem paths are unintentionally accessible remotely in the SICK ICR890-4 and SICK InspectorP6xx devices. If exploited, this vulnerability could potentially allow an unauthenticated attacker to compromise the availability, integrity, and confidentiality of the devices.
Vulnerabilities 1
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Critical 9.4
CVE-2026-11841
An attacker may perform unauthenticated read and write operations on sensitive filesystem areas via the AppEngine Fileaccess over HTTP due to improper access restrictions. A critical filesystem directory was unintentionally exposed through the HTTP-based file…
Revision history
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#2
Added ICR to the Products
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#1
Initial version
References
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SICK PSIRT Security Advisories
https://www.sick.com/psirt
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SICK Operating Guidelines
https://www.sick.com/media/docs/9/19/719/special_information_sick_operating_guidelines_cybersecurity_by_sick_en_im0106719.pdf
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ICS-CERT recommended practices on Industrial Security
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
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CVSS v3.1 Calculator
https://www.first.org/cvss/calculator/3.1