Weak CBC-Based Cipher Suites in SSH Service of SICK Devices
CVE-2026-1626

6.5MEDIUM

Key Information:

Vendor

Sick Ag

Status
Sick Lms1000
Sick Mrs1000
Vendor
CVE Published:
27 February 2026

What is CVE-2026-1626?

An exploit of weak CBC-based cipher suites in the SSH service of SICK devices could potentially allow an attacker to observe or manipulate encrypted SSH communications. This occurs if the attacker can intercept or interact with the network traffic, compromising the confidentiality and integrity of sensitive data transmitted over SSH.

Affected Version(s)

SICK LMS1000 0

SICK MRS1000 0

References

https://sick.com/psirt
x_SICK PSIRT Security Advisories
https://www.sick.com/media/docs/9/19/719/special_informat...
x_SICK Operating Guidelines
https://www.cisa.gov/resources-tools/resources/ics-recomm...
x_ICS-CERT recommended practices on Industrial Security

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.