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[email protected]CVE-2021-20610

HistoryDec 01, 2021 - 4:15 p.m.

CVE-2021-20610

2021-12-0116:15:07

CWE-130

[email protected]

web.nvd.nist.gov

cve-2021-20610

mitsubishi electric

melsec

iq-r series

vulnerability

dos

nvd

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.8 High

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.002 Low

EPSS

Percentile

61.2%

JSON

Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric MELSEC iQ-R Series R00/01/02CPU, MELSEC iQ-R Series R04/08/16/32/120(EN)CPU, MELSEC iQ-R Series R08/16/32/120SFCPU, MELSEC iQ-R Series R08/16/32/120PCPU, MELSEC iQ-R Series R08/16/32/120PSFCPU, MELSEC iQ-R Series R16/32/64MTCPU, MELSEC iQ-R Series R12CCPU-V, MELSEC Q Series Q03UDECPU, MELSEC Q Series Q04/06/10/13/20/26/50/100UDEHCPU, MELSEC Q Series Q03/04/06/13/26UDVCPU, MELSEC Q Series Q04/06/13/26UDPVCPU, MELSEC Q Series Q12DCCPU-V, MELSEC Q Series Q24DHCCPU-V(G), MELSEC Q Series Q24/26DHCCPU-LS, MELSEC Q Series MR-MQ100, MELSEC Q Series Q172/173DCPU-S1, MELSEC Q Series Q172/173DSCPU, MELSEC Q Series Q170MCPU, MELSEC Q Series Q170MSCPU(-S1), MELSEC L Series L02/06/26CPU(-P), MELSEC L Series L26CPU-(P)BT and MELIPC Series MI5122-VW allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition by sending specially crafted packets. System reset is required for recovery.

Affected configurations

NVD

Node

mitsubishimelsec_iq-r_r00_cpu_firmwareRange≤24

AND

mitsubishimelsec_iq-r_r00_cpuMatch-

Node

mitsubishimelsec_iq-r_r01_cpu_firmwareRange≤24

AND

mitsubishimelsec_iq-r_r01_cpuMatch-

Node

mitsubishimelsec_iq-r_r02_cpu_firmwareRange≤24

AND

mitsubishimelsec_iq-r_r02_cpuMatch-

Node

mitsubishimelsec_iq-r_r04_cpu_firmwareRange≤57

AND

mitsubishimelsec_iq-r_r04_cpuMatch-

Node

mitsubishimelsec_iq-r_r08_cpu_firmwareRange≤57

AND

mitsubishimelsec_iq-r_r08_cpuMatch-

Node

mitsubishimelsec_iq-r_r120_cpu_firmwareRange≤57

AND

mitsubishimelsec_iq-r_r120_cpuMatch-

Node

mitsubishimelsec_iq-r_r16_cpu_firmwareRange≤57

AND

mitsubishimelsec_iq-r_r16_cpuMatch-

Node

mitsubishimelsec_iq-r_r32_cpu_firmwareRange≤57

AND

mitsubishimelsec_iq-r_r32_cpuMatch-

Node

mitsubishimelsec_iq-r_r04_pcpu_firmwareRange≤29

AND

mitsubishimelsec_iq-r_r04_pcpuMatch-

Node

mitsubishimelsec_iq-r_r08_pcpu_firmwareRange≤29

AND

mitsubishimelsec_iq-r_r08_pcpuMatch-

Node

mitsubishimelsec_iq-r_r16_pcpu_firmwareRange≤29

AND

mitsubishimelsec_iq-r_r16_pcpuMatch-

Node

mitsubishimelsec_iq-r_r32_pcpu_firmwareRange≤29

AND

mitsubishimelsec_iq-r_r32_pcpuMatch-

Node

mitsubishimelsec_iq-r_r120_pcpu_firmwareRange≤29

AND

mitsubishimelsec_iq-r_r120_pcpuMatch-

Node

mitsubishimelsec_iq-r_r08_sfcpu_firmware

AND

mitsubishimelsec_iq-r_r08_sfcpuMatch-

Node

mitsubishimelsec_iq-r_r16_sfcpu_firmware

AND

mitsubishimelsec_iq-r_r16_sfcpuMatch-

Node

mitsubishimelsec_iq-r_r32_sfcpu_firmware

AND

mitsubishimelsec_iq-r_r32_sfcpuMatch-

Node

mitsubishimelsec_iq-r_r120_sfcpu_firmware

AND

mitsubishimelsec_iq-r_r120_sfcpuMatch-

Node

mitsubishimelsec_iq-r_r16_mtcpu_firmware

AND

mitsubishimelsec_iq-r_r16_mtcpuMatch-

Node

mitsubishimelsec_iq-r_r32_mtcpu_firmware

AND

mitsubishimelsec_iq-r_r32_mtcpuMatch-

Node

mitsubishimelsec_iq-r_r64_mtcpu_firmware

AND

mitsubishimelsec_iq-r_r64_mtcpuMatch-

Node

mitsubishimelsec_iq-r_r12_ccpu-v_firmware

AND

mitsubishimelsec_iq-r_r12_ccpu-vMatch-

Node

mitsubishimelsec_q03udecpu_firmware

AND

mitsubishimelsec_q03udecpuMatch-

Node

mitsubishimelsec_q04udecpu_firmware

AND

mitsubishimelsec_q04udecpuMatch-

Node

mitsubishimelsec_q06udecpu_firmware

AND

mitsubishimelsec_q06udecpuMatch-

Node

mitsubishimelsec_q10udecpu_firmware

AND

mitsubishimelsec_q10udecpuMatch-

Node

mitsubishimelsec_q13udecpu_firmware

AND

mitsubishimelsec_q13udecpuMatch-

Node

mitsubishimelsec_q20udecpu_firmware

AND

mitsubishimelsec_q20udecpuMatch-

Node

mitsubishimelsec_q26udecpu_firmware

AND

mitsubishimelsec_q26udecpuMatch-

Node

mitsubishimelsec_q50udecpu_firmware

AND

mitsubishimelsec_q50udecpuMatch-

Node

mitsubishimelsec_q100udecpu_firmware

AND

mitsubishimelsec_q100udecpuMatch-

Node

mitsubishimelsec_q03udvcpu_firmwareMatch-

AND

mitsubishimelsec_q03udvcpuMatch-

Node

mitsubishimelsec_q04udvcpu_firmwareMatch-

AND

mitsubishimelsec_q04udvcpuMatch-

Node

mitsubishimelsec_q06udvcpu_firmwareMatch-

AND

mitsubishimelsec_q06udvcpuMatch-

Node

mitsubishimelsec_q13udvcpu_firmwareMatch-

AND

mitsubishimelsec_q13udvcpuMatch-

Node

mitsubishimelsec_q26udvcpu_firmwareMatch-

AND

mitsubishimelsec_q26udvcpuMatch-

Node

mitsubishimelsec_q04udpvcpu_firmwareMatch-

AND

mitsubishimelsec_q04udpvcpuMatch-

Node

mitsubishimelsec_q06udpvcpu_firmwareMatch-

AND

mitsubishimelsec_q06udpvcpuMatch-

Node

mitsubishimelsec_q13udpvcpu_firmwareMatch-

AND

mitsubishimelsec_q13udpvcpuMatch-

Node

mitsubishimelsec_q26udpvcpu_firmwareMatch-

AND

mitsubishimelsec_q26udpvcpuMatch-

Node

mitsubishimelsec_q12dccpu-v_firmware

AND

mitsubishimelsec_q12dccpu-vMatch-

Node

mitsubishimelsec_q24dhccpu-v\(g\)_firmware

AND

mitsubishimelsec_q24dhccpu-v\(g\)Match-

Node

mitsubishimelsec_q24dhccpu-ls_firmware

AND

mitsubishimelsec_q24dhccpu-lsMatch-

Node

mitsubishimelsec_q26dhccpu-ls_firmwareMatch-

AND

mitsubishimelsec_q26dhccpu-lsMatch-

Node

mitsubishimelsec_mr-mq100_firmware

AND

mitsubishimelsec_mr-mq100Match-

Node

mitsubishimelsec_q172dcpu-s1_firmware

AND

mitsubishimelsec_q172dcpu-s1Match-

Node

mitsubishimelsec_q173dcpu-s1_firmware

AND

mitsubishimelsec_q173dcpu-s1Match-

Node

mitsubishimelsec_q172dscpu_firmware

AND

mitsubishimelsec_q172dscpuMatch-

Node

mitsubishimelsec_q173dscpu_firmwareMatch-

AND

mitsubishimelsec_q173dscpuMatch-

Node

mitsubishimelsec_q170mscpu\(-s1\)_firmware

AND

mitsubishimelsec_q170mscpu\(-s1\)Match-

Node

mitsubishimelsec_q170mcpu_firmware

AND

mitsubishimelsec_q170mcpuMatch-

Node

mitsubishimelipc_mi5122-vw_firmware

AND

mitsubishimelipc_mi5122-vwMatch-

Node

mitsubishimelsec_l26cpu-\(p\)bt_firmware

AND

mitsubishimelsec_l26cpu-\(p\)btMatch-

Node

mitsubishimelsec_l26cpu\(-p\)_firmware

AND

mitsubishimelsec_l26cpu\(-p\)Match-

Node

mitsubishimelsec_l06cpu\(-p\)_firmware

AND

mitsubishimelsec_l06cpu\(-p\)Match-

Node

mitsubishimelsec_l02cpu\(-p\)_firmware

AND

mitsubishimelsec_l02cpu\(-p\)Match-

Node

mitsubishimelsec_iq-r_r08_cpu_firmware

AND

mitsubishimelsec_iq-r_r08_cpu

Node

mitsubishimelsec_iq-r_r16_cpu_firmware

AND

mitsubishimelsec_iq-r_r16_cpuMatch-

Node

mitsubishimelsec_iq-r_r32_cpu_firmware

AND

mitsubishimelsec_iq-r_r32_cpuMatch-

Node

mitsubishimelsec_iq-r_r120_cpu_firmware

AND

mitsubishimelsec_iq-r_r120_cpuMatch-

CPENameOperatorVersion
mitsubishi:melsec_iq-r_r00_cpu_firmwaremitsubishi melsec iq-r r00 cpu firmwarele24

CPE	Name	Operator	Version
mitsubishi:melsec_iq-r_r00_cpu_firmware	mitsubishi melsec iq-r r00 cpu firmware	le	24

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R00CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"24\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R01CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"24\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R02CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"24\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R04CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R08CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R16CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R32CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R120CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R04ENCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R08ENCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R16ENCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R32ENCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R120ENCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"57\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R08SFCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"26\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R16SFCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"26\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R32SFCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"26\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R120SFCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"26\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R08PCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"29\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R16PCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"29\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R32PCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"29\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R120PCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"29\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R08PSFCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"08\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R16PSFCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"08\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R32PSFCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"08\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R120PSFCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"08\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R16MTCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"23\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R32MTCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"23\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R64MTCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"23\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC iQ-R Series R12CCPU-V",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"16\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q03UDECPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q04UDEHCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q06UDEHCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q10UDEHCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q13UDEHCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q20UDEHCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q26UDEHCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q50UDEHCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q100UDEHCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q03UDVCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23071\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q04UDVCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23071\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q06UDVCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23071\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q13UDVCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23071\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q26UDVCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23071\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q04UDPVCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23071\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q06UDPVCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23071\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q13UDPVCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23071\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q26UDPVCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23071\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q12DCCPU-V",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"24031\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q24DHCCPU-V ",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"24031\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q24DHCCPU-VG",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"24031\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q24DHCCPU-LS",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"24031\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q26DHCCPU-LS",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"24031\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series MR-MQ100",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"F\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q172DCPU-S1",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"W\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q173DCPU-S1",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"W\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q172DSCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"Y\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q173DSCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"Y\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q170MCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"W\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q170MSCPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"Y\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC Q Series Q170MSCPU-S1",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Operating system software version \"Y\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC L Series L02CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC L Series L06CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC L Series L26CPU",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC L Series L02CPU-P",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC L Series L06CPU-P",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC L Series L26CPU-P",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC L Series L26CPU-BT",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELSEC L Series L26CPU-PBT",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "The first 5 digits of serial No. \"23121\" and prior"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "MELIPC Series MI5122-VW",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "Firmware versions \"05\" and prior"
      }
    ]
  }
]

References

jvn.jp/vu/JVNVU94434051/index.html

us-cert.cisa.gov/ics/advisories/icsa-21-334-02

www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-019_en.pdf

Social References

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.8 High

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.002 Low

EPSS

Percentile

61.2%

JSON

Related for CVE-2021-20610

prion1 cvelist1 nvd1 nessus1 ics1