Cleartext Transmission of Sensitive Information Vulnerability in MELSEC iQ-R Series Safety and SIL2 Process CPU

Cleartext Transmission of Sensitive Information Vulnerability in MELSEC iQ-R Series Safety and SIL2 Process CPU

CVE-2021-20599 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Cleartext Transmission of Sensitive InformationCleartext transmission of sensitive information vulnerability in MELSEC iQ-R series Safety CPU R08/16/32/120SFCPU firmware versions "26" and prior and MELSEC iQ-R series SIL2 Process CPU R08/16/32/120PSFCPU firmware versions "11" and prior allows a remote unauthenticated attacker to login to a target CPU module by obtaining credentials other than password.

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