CVE-2020-5666

Summary

CVECVE-2020-5666
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-11-16 01:15:00 UTC
Updated2020-12-03 16:14:00 UTC
DescriptionUncontrolled resource consumption vulnerability in MELSEC iQ-R Series CPU Modules (R00/01/02CPU Firmware versions from '05' to '19' and R04/08/16/32/120(EN)CPU Firmware versions from '35' to '51') allows a remote attacker to cause an error in a CPU unit via a specially crafted HTTP packet, which may lead to a denial-of-service (DoS) condition in execution of the program and its communication.

Risk And Classification

Problem Types: CWE-400

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Mitsubishielectric Melsec Iq-r00 - All All All
Hardware Mitsubishielectric Melsec Iq-r00 - All All All
Operating System Mitsubishielectric Melsec Iq-r00 Firmware All All All All
Hardware Mitsubishielectric Melsec Iq-r01 - All All All
Hardware Mitsubishielectric Melsec Iq-r01 - All All All
Operating System Mitsubishielectric Melsec Iq-r01 Firmware All All All All
Hardware Mitsubishielectric Melsec Iq-r02 - All All All
Hardware Mitsubishielectric Melsec Iq-r02 - All All All
Operating System Mitsubishielectric Melsec Iq-r02 Firmware All All All All
Hardware Mitsubishielectric Melsec Iq-r04 - All All All
Hardware Mitsubishielectric Melsec Iq-r04 - All All All
Operating System Mitsubishielectric Melsec Iq-r04 Firmware All All All All
Hardware Mitsubishielectric Melsec Iq-r08 - All All All
Hardware Mitsubishielectric Melsec Iq-r08 - All All All
Operating System Mitsubishielectric Melsec Iq-r08 Firmware All All All All
Hardware Mitsubishielectric Melsec Iq-r120 - All All All
Hardware Mitsubishielectric Melsec Iq-r120 - All All All
Operating System Mitsubishielectric Melsec Iq-r120 Firmware All All All All
Hardware Mitsubishielectric Melsec Iq-r16 - All All All
Hardware Mitsubishielectric Melsec Iq-r16 - All All All
Operating System Mitsubishielectric Melsec Iq-r16 Firmware All All All All
Hardware Mitsubishielectric Melsec Iq-r32 - All All All
Hardware Mitsubishielectric Melsec Iq-r32 - All All All
Operating System Mitsubishielectric Melsec Iq-r32 Firmware All All All All

References

ReferenceSourceLinkTags
JVN#44764844: MELSEC iQ-R Series CPU Modules vulnerable to uncontrolled resource consumption MISC jvn.jp Third Party Advisory
JVN#44764844: MELSEC iQ-R シリーズシーケンサ CPU ユニットにおけるリソース枯渇の脆弱性 MISC jvn.jp Third Party Advisory
www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-015_en.pdf MISC www.mitsubishielectric.com Mitigation, Vendor Advisory
Mitsubishi Electric MELSEC iQ-R Series | CISA MISC us-cert.cisa.gov Third Party Advisory, US Government Resource
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 591268 Mitsubishi Electric MELSEC iQ-R Series Denial of Service (DoS) Vulnerability (ICSA-20-317-01, 2020-015)

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