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CVE-2026-2330

CRITICAL

9.4

Description

An attacker may access restricted filesystem areas on the device via the CROWN REST interface due to incomplete whitelist enforcement. Certain directories intended for internal testing were not covered by the whitelist and are accessible without authentication. An unauthenticated attacker could place a manipulated parameter file that becomes active after a reboot, allowing modification of critical device settings, including network configuration and application parameters.

CVE Details

CVSS v3.1 Score9.4

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/6/2026

Last Modified3/9/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-552

References

https://www.cisa.gov/resources-tools/resources/ics-recommended-practices(psirt@sick.de)

https://www.first.org/cvss/calculator/3.1(psirt@sick.de)

https://www.sick.com/.well-known/csaf/white/2026/sca-2026-0006.json(psirt@sick.de)

https://www.sick.com/.well-known/csaf/white/2026/sca-2026-0006.pdf(psirt@sick.de)

https://www.sick.com/media/docs/9/19/719/special_information_sick_operating_guidelines_cybersecurity_by_sick_en_im0106719.pdf(psirt@sick.de)

https://www.sick.com/psirt(psirt@sick.de)

IOC Correlations

No correlations recorded

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