CVE-2021-20826

EPSS 0.4%

Vexday Risk Score

3Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS —EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

24 dez 2021Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

Unprotected transport of credentials 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 the communication between the PLC and the software. As a result, the complete access privileges to the PLC Web server may be obtained, and manipulation of the PLC output and/or suspension of the PLC may be conducted.

Produtos afetados

IDEC Corporation · IDEC PLC

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Referências

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