Description
Plaintext storage of a password vulnerability in IDEC PLCs (FC6A Series MICROSmart All-in-One CPU module v2.32 and earlier, FC6A Series MICROSmart Plus CPU module v1.91 and earlier, WindLDR v8.19.1 and earlier, WindEDIT Lite v1.3.1 and earlier, and Data File Manager v2.12.1 and earlier) allows an attacker to obtain the PLC Web server user credentials from file servers, backup repositories, or ZLD files saved in SD cards. As a result, the attacker may access the PLC Web server and hijack the PLC, and manipulation of the PLC output and/or suspension of the PLC may be conducted.
Published: 2021-12-24
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-8239 Plaintext storage of a password vulnerability in IDEC PLCs (FC6A Series MICROSmart All-in-One CPU module v2.32 and earlier, FC6A Series MICROSmart Plus CPU module v1.91 and earlier, WindLDR v8.19.1 and earlier, WindEDIT Lite v1.3.1 and earlier, and Data File Manager v2.12.1 and earlier) allows an attacker to obtain the PLC Web server user credentials from file servers, backup repositories, or ZLD files saved in SD cards. As a result, the attacker may access the PLC Web server and hijack the PLC, and manipulation of the PLC output and/or suspension of the PLC may be conducted.
History

No history.

Subscriptions

Idec Data File Manager Microsmart Fc6a Microsmart Fc6a Firmware Microsmart Plus Fc6a Microsmart Plus Fc6a Firmware Windedit Windldr
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2024-08-03T17:53:22.806Z

Reserved: 2020-12-17T00:00:00.000Z

Link: CVE-2021-20827

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-12-24T07:15:06.653

Modified: 2024-11-21T05:47:14.427

Link: CVE-2021-20827

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses