Vulnerability Description
The device uses an unencrypted, proprietary protocol for communication. Through this protocol, configuration data is transmitted and device authentication is performed. An attacker can thereby intercept the authentication hash and use it to log into the device using a pass-the-hash attack.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://cdn.sick.com/media/docs/1/11/411/Special_information_CYBERSECURITY_BY_SI
- https://github.security.telekom.com/2025/03/multiple-vulnerabilities-in-sick-dl1
- https://sick.com/psirt
- https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
- https://www.first.org/cvss/calculator/3.1
- https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0004.json
- https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0004.pdf
FAQ
What is CVE-2025-27594?
CVE-2025-27594 is a vulnerability with a CVSS score of 7.5 (HIGH). The device uses an unencrypted, proprietary protocol for communication. Through this protocol, configuration data is transmitted and device authentication is performed. An attacker can thereby interce...
How severe is CVE-2025-27594?
CVE-2025-27594 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-27594?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.