CVE-2021-20597

Published: 06/08/2021 Updated: 24/05/2024

CVSS v2 Base Score: 6.4 | Impact Score: 4.9 | Exploitability Score: 10

CVSS v3 Base Score: 9.1 | Impact Score: 5.2 | Exploitability Score: 3.9

VMScore: 570

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N

Insufficiently Protected Credentials vulnerability in Mitsubishi Electric MELSEC iQ-R series Safety CPU modules R08/16/32/120SFCPU firmware versions "26" and prior and Mitsubishi Electric MELSEC iQ-R series SIL2 Process CPU modules R08/16/32/120PSFCPU firmware versions "11" and prior allows a remote unauthenticated malicious user to login to the target unauthorizedly by sniffing network traffic and obtaining credentials when registering user information in the target or changing a password.

Vulnerable Product	Search on Vulmon	Subscribe to Product
mitsubishielectric r08sfcpu firmware
mitsubishielectric r16sfcpu firmware
mitsubishielectric r32sfcpu firmware
mitsubishielectric r120sfcpu firmware
mitsubishielectric r08psfcpu firmware
mitsubishielectric r16psfcpu firmware
mitsubishielectric r32psfcpu firmware
mitsubishielectric r120psfcpu firmware

Critical Infrastructure Sectors: Critical Manufacturing

CWE-522 https://jvn.jp/vu/JVNVU98578731/index.html https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-009_en.pdf https://www.cisa.gov/uscert/ics/advisories/icsa-21-250-01 https://nvd.nist.gov https://www.cisa.gov/uscert/ics/advisories/icsa-21-250-01

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CVE-2021-20597

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