Summary
SICK received a report about multiple vulnerabilities in the SICK LMS5xx, that can be accessed via Ethernet. If exploited, this potentially allows a remote unauthenticated attacker to impact availabiltiy, integrity and confidentaility of the LMS5xx. SICK recommends making sure to run the product in a secure environment and update to the newest firmware version. SICK is not aware of an exploit targeting this vulnerability.
Vulnerabilities 4
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Critical 9.8
The LMS5xx uses hard-coded credentials, which potentially allow low-skilled unauthorized remote attackers to reconfigur…
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Critical 9.8
A remote unprivileged attacker can intercept the communication via e.g. Man-In-The-Middle, due to the absence of Transp…
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High 7.5
The LMS5xx uses weak hash generation methods, resulting in the creation of insecure hashs. If an attacker manages to re…
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High 7.5
A remote unprivileged attacker can sent multiple packages to the LMS5xx to disrupt its availability through a TCP SYN-b…
Revision history
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#3
Updated Advisory: URL for SICK Operating Guidelines has been updated
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#2
Added self reference in CSAF
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#1
Initial Release
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
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LMS5xx hardening guide
https://cdn.sick.com/media/docs/7/17/717/technical_information_lms5xx_hardening_guide_en_im0106717.pdf