7.5

CVE-2021-20827

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Idec ≫ Microsmart Fc6a Firmware Version <= 2.32
   Idec ≫ Microsmart Fc6a Version -
Idec ≫ Microsmart Plus Fc6a Firmware Version <= 1.91
   Idec ≫ Microsmart Plus Fc6a Version -
Idec ≫ Data File Manager Version <= 2.12.1
Idec ≫ Windedit Version <= 1.3.1
Idec ≫ Windldr Version <= 8.19.1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.59% 0.434
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NIST 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-312 Cleartext Storage of Sensitive Information

The product stores sensitive information in cleartext within a resource that might be accessible to another control sphere.

https://jvn.jp/en/vu/JVNVU92279973/index.html
Third Party Advisory
https://www.idec.com/home/lp/pdf/2021-12-24-PLC.pdf
Vendor Advisory