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CVE-2021-20599

CVE-2021-20599

CVSS 9.1 CRITICALEPSS 1.3%CWE-319
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Produtos afetados
Mitsubishi Electric Corporation · MELSEC iQ-R Series Safety CPU R08SFCPUMitsubishi Electric Corporation · MELSEC iQ-R series Safety CPU R120SFCPUMitsubishi Electric Corporation · MELSEC iQ-R series Safety CPU R16SFCPUMitsubishi Electric Corporation · MELSEC iQ-R series Safety CPU R32SFCPUMitsubishi Electric Corporation · MELSEC iQ-R Series SIL2 Process CPU R08PSFCPUMitsubishi Electric Corporation · MELSEC iQ-R series SIL2 Process CPU R120PSFCPUMitsubishi Electric Corporation · MELSEC iQ-R series SIL2 Process CPU R16PSFCPUMitsubishi Electric Corporation · MELSEC iQ-R series SIL2 Process CPU R32PSFCPU

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Referências
https://jvn.jp/vu/JVNVU98578731https://www.cisa.gov/uscert/ics/advisories/icsa-21-287-03https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-011_en.pdf