CVE-2021-20610

First published: Wed Dec 01 2021(Updated: )

Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric MELSEC iQ-R Series R00/01/02CPU Firmware versions "24" and prior, Mitsubishi Electric MELSEC iQ-R Series R04/08/16/32/120(EN)CPU Firmware versions "57" and prior, Mitsubishi Electric MELSEC iQ-R Series R08/16/32/120SFCPU Firmware versions "28" and prior, Mitsubishi Electric MELSEC iQ-R Series R08/16/32/120PCPU Firmware versions "29" and prior, Mitsubishi Electric MELSEC iQ-R Series R08/16/32/120PSFCPU Firmware versions "08" and prior, Mitsubishi Electric MELSEC iQ-R Series R16/32/64MTCPU Operating system software version "23" and prior, Mitsubishi Electric MELSEC iQ-R Series R12CCPU-V Firmware versions "16" and prior, Mitsubishi Electric MELSEC Q Series Q03UDECPU The first 5 digits of serial No. "23121" and prior, Mitsubishi Electric MELSEC Q Series Q04/06/10/13/20/26/50/100UDEHCPU The first 5 digits of serial No. "23121" and prior, Mitsubishi Electric MELSEC Q Series Q03/04/06/13/26UDVCPU The first 5 digits of serial No. "23071" and prior, Mitsubishi Electric MELSEC Q Series Q04/06/13/26UDPVCPU The first 5 digits of serial No. "23071" and prior, Mitsubishi Electric MELSEC Q Series Q12DCCPU-V The first 5 digits of serial No. "24031" and prior, Mitsubishi Electric MELSEC Q Series Q24DHCCPU-V(G) The first 5 digits of serial No. "24031" and prior, Mitsubishi Electric MELSEC Q Series Q24/26DHCCPU-LS The first 5 digits of serial No. "24031" and prior, Mitsubishi Electric MELSEC Q Series MR-MQ100 Operating system software version "F" and prior, Mitsubishi Electric MELSEC Q Series Q172/173DCPU-S1 Operating system software version "W" and prior, Mitsubishi Electric MELSEC Q Series Q172/173DSCPU All versions, Mitsubishi Electric MELSEC Q Series Q170MCPU Operating system software version "W" and prior, Mitsubishi Electric MELSEC Q Series Q170MSCPU(-S1) All versions, Mitsubishi Electric MELSEC L Series L02/06/26CPU(-P) The first 5 digits of serial No. "23121" and prior, Mitsubishi Electric MELSEC L Series L26CPU-(P)BT The first 5 digits of serial No. "23121" and prior and Mitsubishi Electric MELIPC Series MI5122-VW Firmware versions "05" and prior allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition by sending specially crafted packets. System reset is required for recovery.

Credit: Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp

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• collector/nvd-index
• collector/mitre-cve
• collector/nvd-api
• agent/severity
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• agent/references
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• agent/type
• agent/event
• agent/softwarecombine
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• vendor/mitsubishi
• canonical/mitsubishi melsec iq-r r00 cpu firmware
• version/mitsubishi melsec iq-r r00 cpu firmware/24
• canonical/mitsubishi melsec iq-r r00 cpu
• canonical/mitsubishi melsec iq-r r01 cpu firmware
• version/mitsubishi melsec iq-r r01 cpu firmware/24
• canonical/mitsubishi melsec iq-r r01 cpu
• canonical/mitsubishi melsec iq-r r02 cpu firmware
• version/mitsubishi melsec iq-r r02 cpu firmware/24
• canonical/mitsubishi melsec iq-r r02 cpu
• canonical/mitsubishi melsec iq-r r04 cpu firmware
• version/mitsubishi melsec iq-r r04 cpu firmware/57
• canonical/mitsubishi melsec iq-r r04 cpu
• canonical/mitsubishi melsec iq-r r08 cpu firmware
• version/mitsubishi melsec iq-r r08 cpu firmware/57
• canonical/mitsubishi melsec iq-r r08 cpu
• canonical/mitsubishi melsec iq-r r120 cpu firmware
• version/mitsubishi melsec iq-r r120 cpu firmware/57
• canonical/mitsubishi melsec iq-r r120 cpu
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• version/mitsubishi melsec iq-r r16 cpu firmware/57
• canonical/mitsubishi melsec iq-r r16 cpu
• canonical/mitsubishi melsec iq-r r32 cpu firmware
• version/mitsubishi melsec iq-r r32 cpu firmware/57
• canonical/mitsubishi melsec iq-r r32 cpu
• canonical/mitsubishi melsec iq-r r04 pcpu firmware
• version/mitsubishi melsec iq-r r04 pcpu firmware/29
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• version/mitsubishi melsec iq-r r08 pcpu firmware/29
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• version/mitsubishi melsec iq-r r16 pcpu firmware/29
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• version/mitsubishi melsec iq-r r32 pcpu firmware/29
• canonical/mitsubishi melsec iq-r r32 pcpu
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• version/mitsubishi melsec iq-r r120 pcpu firmware/29
• canonical/mitsubishi melsec iq-r r120 pcpu
• canonical/mitsubishi melsec iq-r r08 sfcpu firmware
• canonical/mitsubishi melsec iq-r r08 sfcpu
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• canonical/mitsubishi melsec iq-r r16 sfcpu
• canonical/mitsubishi melsec iq-r r32 sfcpu firmware
• canonical/mitsubishi melsec iq-r r32 sfcpu
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• canonical/mitsubishi melsec iq-r r120 sfcpu
• canonical/mitsubishi melsec iq-r r16 mtcpu firmware
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• canonical/mitsubishi melsec iq-r r32 mtcpu firmware
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• canonical/mitsubishi melsec iq-r r12 ccpu-v firmware
• canonical/mitsubishi melsec iq-r r12 ccpu-v
• canonical/mitsubishi melsec q03udecpu firmware
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• canonical/mitsubishi melsec q04udpvcpu firmware
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• canonical/mitsubishi melsec q12dccpu-v firmware
• canonical/mitsubishi melsec q12dccpu-v
• canonical/mitsubishi melsec q24dhccpu-v\(g\) firmware
• canonical/mitsubishi melsec q24dhccpu-v\(g\)
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• canonical/mitsubishi melsec mr-mq100 firmware
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• canonical/mitsubishi melsec q172dcpu-s1 firmware
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• canonical/mitsubishi melsec q170mscpu\(-s1\) firmware
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• canonical/mitsubishi melipc mi5122-vw firmware
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