PT-2023-29148 · Sick · Sick Lms5Xx

Jonathan Sarrazin · Published 2023-08-24 · Updated 2023-08-30 · CVE-2023-4420

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions SICK LMS5xx (affected versions not specified)

Description 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 unauthorized disclosure of sensitive information. The attacker can exploit this weakness to eavesdrop on the communication between the LMS5xx and the Client, and potentially manipulate the data being transmitted.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Missing Encryption of Sensitive Data

Weakness Enumeration

CWE-311

Related Identifiers

CVE-2023-4420

Affected Products

Sick Lms5Xx

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2023-4420 · Security Note
• https://sick.com/.well-known/csaf/white/2023/sca-2023-0007.json · Vendor Advisory
• https://sick.com/.well-known/csaf/white/2023/sca-2023-0007.pdf · Vendor Advisory
• https://sick.com/psirt · Vendor Advisory
• https://t.me/cibsecurity/69135 · Telegram Post