Vulnerability in Sick Lms500
CVE-2023-4420
A remote unprivileged attacker can intercept the communication via e.g. Man-In-The-Middle, due to the absence of Transport Layer Security (TLS) in the SICK LMS5xx. This lack of encryption in the communication channel can lead to the unauth…
EPSS: 0.002 (15.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Sick Lms500
- Sick Lms500_firmware
- Sick Lms511
- Sick Lms511_firmware
- Sick Lms531
- Sick Lms531_firmware
- Sick Ag Lms5xx — versions all firmware versions
Weakness classification (CWE)
References
- psirt@sick.de (issue-tracking, Vendor Advisory)
- psirt@sick.de (vendor-advisory, Vendor Advisory)
- psirt@sick.de (x_csaf, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-4420?
- CVE-2023-4420 is a critical-severity vulnerability in Sick Lms500, classified under Missing Encryption of Sensitive Data. CVSS score: 9.8/10. Published 2023-08-24.
- How severe is CVE-2023-4420?
- Critical severity. CVSS v3 base score is 9.8 out of 10.