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CVE-2021-20600 Uncontrolled resource consumption in Mitsubishi Electric MELSEC iQ-R series C Controller Module R12CCPU-V Firmware…

Description

Uncontrolled resource consumption in Mitsubishi Electric MELSEC iQ-R series C Controller Module R12CCPU-V Firmware Versions "16" and prior allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition by sending a large number of packets in a short time while the module starting up. System reset is required for recovery.

Affected products and versions

Product	Affected versions	Fixed in
Mitsubishi Electric MELSEC iQ-R series C Controller Module R12CCPU-V	Versions not published

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www.cveye.io/en/cve/CVE-2021-20600

Timeline

Published October 8, 2021
Last modified August 3, 2024

References

www.mitsubishielectric.com www.mitsubishielectric.com
jvn.jp jvn.jp
us-cert.cisa.gov us-cert.cisa.gov

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