IDEC PLCs

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1. EXECUTIVE SUMMARY

  • CVSS v3 5.3
  • ATTENTION: Low Attack Complexity
  • Vendor: IDEC Corporation
  • Equipment: IDEC PLCs
  • Vulnerabilities: Cleartext Transmission of Sensitive Information, Generation of Predictable Identifiers

2. RISK EVALUATION

Successful exploitation of these vulnerabilities could allow an attacker to obtain user authentication information or disrupt communication.

3. TECHNICAL DETAILS

3.1 AFFECTED PRODUCTS

The following versions of IDEC PLCs are affected:

  • FC6A Series MICROSmart All-in-One CPU module: Ver.2.60 and prior
  • FC6B Series MICROSmart All-in-One CPU module: Ver.2.60 and prior
  • FC6A Series MICROSmart Plus CPU module: Ver.2.40 and prior
  • FC6B Series MICROSmart Plus CPU module: Ver.2.60 and prior
  • FT1A Series SmartAXIS Pro/Lite: Ver.2.41 and prior (affected only by CVE-2024-41927)

3.2 Vulnerability Overview

3.2.1 CLEARTEXT TRANSMISSION OF SENSITIVE INFORMATION CWE-319

The affected products are vulnerable to a cleartext vulnerability that could allow an attacker to obtain user authentication information.

CVE-2024-41927 has been assigned to this vulnerability. A CVSS v3.1 base score of 4.6 has been calculated; the CVSS vector string is (AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

3.2.2 GENERATION OF PREDICTABLE NUMBERS OR IDENTIFIERS CWE-340

The affected products are vulnerable to a predictable identifiers vulnerability, which may allow an attacker to disrupt communications.

This article has been indexed from All CISA Advisories

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IDEC PLCs