{"id":"CVE-2024-41927","state":"PUBLISHED","title":"Cleartext transmission of sensitive information vulnerability exists in multiple IDEC PLCs. If an attacker sends a specific command to PLC's serial communication port, user credent","description":"Cleartext transmission of sensitive information vulnerability exists in multiple IDEC PLCs. If an attacker sends a specific command to PLC's serial communication port, user credentials may be obtained. As a result, the program of the PLC may be obtained, and the PLC may be manipulated.","publishedAt":"2024-09-04T00:43:55.555Z","updatedAt":"2025-07-02T01:23:14.549Z","severity":{"score":4.6,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"jpcert","products":["IDEC Corporation FC6A Series MICROSmart All-in-One CPU module","IDEC Corporation FC6B Series MICROSmart All-in-One CPU module","IDEC Corporation FC6A Series MICROSmart Plus CPU module","IDEC Corporation FC6B Series MICROSmart Plus CPU module","IDEC Corporation FT1A Series SmartAXIS Pro/Lite"],"affected":[{"vendor":"IDEC Corporation","product":"FC6A Series MICROSmart All-in-One CPU module","versions":[{"version":"Ver.2.60 and earlier","status":"affected"}]},{"vendor":"IDEC Corporation","product":"FC6B Series MICROSmart All-in-One CPU module","versions":[{"version":"Ver.2.60 and earlier","status":"affected"}]},{"vendor":"IDEC Corporation","product":"FC6A Series MICROSmart Plus CPU module","versions":[{"version":"Ver.2.40 and earlier","status":"affected"}]},{"vendor":"IDEC Corporation","product":"FC6B Series MICROSmart Plus CPU module","versions":[{"version":"Ver.2.60 and earlier","status":"affected"}]},{"vendor":"IDEC Corporation","product":"FT1A Series SmartAXIS Pro/Lite","versions":[{"version":"Ver.2.41 and earlier","status":"affected"}]}],"references":["https://us.idec.com/media/24-RD-0256-EN-b.pdf","https://jvn.jp/en/vu/JVNVU96959731/"],"weaknesses":["CWE-319"],"ingestedAt":"2026-10-29T20:07:39.287Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/41xxx/CVE-2024-41927.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-41927","state":"PUBLISHED","datePublished":"2024-09-04T00:43:55.555Z","dateUpdated":"2025-07-02T01:23:14.549Z","assignerShortName":"jpcert","assignerOrgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","dateReserved":"2024-08-01T01:18:07.241Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Cleartext transmission of sensitive information vulnerability exists in multiple IDEC PLCs. If an attacker sends a specific command to PLC's serial communication port, user credentials may be obtained. As a result, the program of the PLC may be obtained, and the PLC may be manipulated."}],"affected":[{"vendor":"IDEC Corporation","product":"FC6A Series MICROSmart All-in-One CPU module","versions":[{"version":"Ver.2.60 and earlier","status":"affected"}]},{"vendor":"IDEC Corporation","product":"FC6B Series MICROSmart All-in-One CPU module","versions":[{"version":"Ver.2.60 and earlier","status":"affected"}]},{"vendor":"IDEC Corporation","product":"FC6A Series MICROSmart Plus CPU module","versions":[{"version":"Ver.2.40 and earlier","status":"affected"}]},{"vendor":"IDEC Corporation","product":"FC6B Series MICROSmart Plus CPU module","versions":[{"version":"Ver.2.60 and earlier","status":"affected"}]},{"vendor":"IDEC Corporation","product":"FT1A Series SmartAXIS Pro/Lite","versions":[{"version":"Ver.2.41 and earlier","status":"affected"}]}],"references":[{"url":"https://us.idec.com/media/24-RD-0256-EN-b.pdf"},{"url":"https://jvn.jp/en/vu/JVNVU96959731/"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-319","description":"Cleartext transmission of sensitive information","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"shortName":"jpcert","orgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","dateUpdated":"2025-07-02T01:23:14.549Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":4.6,"attackVector":"PHYSICAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-09-04T13:59:49.820372Z","id":"CVE-2024-41927","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-319","type":"CWE","lang":"en","description":"CWE-319 Cleartext Transmission of Sensitive Information"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-03-13T20:32:42.537Z"}}]}}}