CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-20609

Uncontrolled Resource Consumption 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.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.004

EPSS Ranking 60.6%

CVSS Severity

CVSS v3 Score 7.5

CVSS v2 Score 7.8

References

Products affected by CVE-2021-20609

Mitsubishi » Melipc Mi5122-Vw » Version: N/A

cpe:2.3:h:mitsubishi:melipc_mi5122-vw:-
Mitsubishi » Melsec Iq-R R00 Cpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r00_cpu:-
Mitsubishi » Melsec Iq-R R01 Cpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r01_cpu:-
Mitsubishi » Melsec Iq-R R02 Cpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r02_cpu:-
Mitsubishi » Melsec Iq-R R04 Cpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r04_cpu:-
Mitsubishi » Melsec Iq-R R04 Pcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r04_pcpu:-
Mitsubishi » Melsec Iq-R R08 Cpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r08_cpu:-
Mitsubishi » Melsec Iq-R R08 Pcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r08_pcpu:-
Mitsubishi » Melsec Iq-R R08 Sfcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r08_sfcpu:-
Mitsubishi » Melsec Iq-R R120 Cpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r120_cpu:-
Mitsubishi » Melsec Iq-R R120 Pcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r120_pcpu:-
Mitsubishi » Melsec Iq-R R120 Sfcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r120_sfcpu:-
Mitsubishi » Melsec Iq-R R12 Ccpu-V » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r12_ccpu-v:-
Mitsubishi » Melsec Iq-R R16 Cpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r16_cpu:-
Mitsubishi » Melsec Iq-R R16 Mtcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r16_mtcpu:-
Mitsubishi » Melsec Iq-R R16 Pcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r16_pcpu:-
Mitsubishi » Melsec Iq-R R16 Sfcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r16_sfcpu:-
Mitsubishi » Melsec Iq-R R32 Cpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r32_cpu:-
Mitsubishi » Melsec Iq-R R32 Mtcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r32_mtcpu:-
Mitsubishi » Melsec Iq-R R32 Pcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r32_pcpu:-
Mitsubishi » Melsec Iq-R R32 Sfcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r32_sfcpu:-
Mitsubishi » Melsec Iq-R R64 Mtcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_iq-r_r64_mtcpu:-
Mitsubishi » Melsec L02cpu(-P) » Version: N/A

cpe:2.3:h:mitsubishi:melsec_l02cpu(-p):-
Mitsubishi » Melsec L06cpu(-P) » Version: N/A

cpe:2.3:h:mitsubishi:melsec_l06cpu(-p):-
Mitsubishi » Melsec L26cpu(-P) » Version: N/A

cpe:2.3:h:mitsubishi:melsec_l26cpu(-p):-
Mitsubishi » Melsec L26cpu-(P)bt » Version: N/A

cpe:2.3:h:mitsubishi:melsec_l26cpu-(p)bt:-
Mitsubishi » Melsec Mr-Mq100 » Version: N/A

cpe:2.3:h:mitsubishi:melsec_mr-mq100:-
Mitsubishi » Melsec Q03udecpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q03udecpu:-
Mitsubishi » Melsec Q03udvcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q03udvcpu:-
Mitsubishi » Melsec Q04udecpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q04udecpu:-
Mitsubishi » Melsec Q04udpvcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q04udpvcpu:-
Mitsubishi » Melsec Q04udvcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q04udvcpu:-
Mitsubishi » Melsec Q06udecpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q06udecpu:-
Mitsubishi » Melsec Q06udpvcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q06udpvcpu:-
Mitsubishi » Melsec Q06udvcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q06udvcpu:-
Mitsubishi » Melsec Q100udecpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q100udecpu:-
Mitsubishi » Melsec Q10udecpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q10udecpu:-
Mitsubishi » Melsec Q12dccpu-V » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q12dccpu-v:-
Mitsubishi » Melsec Q13udecpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q13udecpu:-
Mitsubishi » Melsec Q13udpvcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q13udpvcpu:-
Mitsubishi » Melsec Q13udvcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q13udvcpu:-
Mitsubishi » Melsec Q170mcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q170mcpu:-
Mitsubishi » Melsec Q170mscpu(-S1) » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q170mscpu(-s1):-
Mitsubishi » Melsec Q172dcpu-S1 » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q172dcpu-s1:-
Mitsubishi » Melsec Q172dscpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q172dscpu:-
Mitsubishi » Melsec Q173dcpu-S1 » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q173dcpu-s1:-
Mitsubishi » Melsec Q173dscpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q173dscpu:-
Mitsubishi » Melsec Q20udecpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q20udecpu:-
Mitsubishi » Melsec Q24dhccpu-Ls » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q24dhccpu-ls:-
Mitsubishi » Melsec Q24dhccpu-V(G) » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q24dhccpu-v(g):-
Mitsubishi » Melsec Q26dhccpu-Ls » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q26dhccpu-ls:-
Mitsubishi » Melsec Q26udecpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q26udecpu:-
Mitsubishi » Melsec Q26udpvcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q26udpvcpu:-
Mitsubishi » Melsec Q26udvcpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q26udvcpu:-
Mitsubishi » Melsec Q50udecpu » Version: N/A

cpe:2.3:h:mitsubishi:melsec_q50udecpu:-
Mitsubishi » Melipc Mi5122-Vw Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melipc_mi5122-vw_firmware:-
Mitsubishi » Melsec Iq-R R00 Cpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r00_cpu_firmware:-
Mitsubishi » Melsec Iq-R R01 Cpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r01_cpu_firmware:-
Mitsubishi » Melsec Iq-R R02 Cpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r02_cpu_firmware:-
Mitsubishi » Melsec Iq-R R04 Cpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r04_cpu_firmware:-
Mitsubishi » Melsec Iq-R R04 Pcpu Firmware » Version: Any

cpe:2.3:o:mitsubishi:melsec_iq-r_r04_pcpu_firmware:*
Mitsubishi » Melsec Iq-R R08 Cpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r08_cpu_firmware:-
Mitsubishi » Melsec Iq-R R08 Cpu Firmware » Version: 65.0

cpe:2.3:o:mitsubishi:melsec_iq-r_r08_cpu_firmware:65.0
Mitsubishi » Melsec Iq-R R08 Cpu Firmware » Version: 66.0

cpe:2.3:o:mitsubishi:melsec_iq-r_r08_cpu_firmware:66.0
Mitsubishi » Melsec Iq-R R08 Pcpu Firmware » Version: Any

cpe:2.3:o:mitsubishi:melsec_iq-r_r08_pcpu_firmware:*
Mitsubishi » Melsec Iq-R R08 Sfcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r08_sfcpu_firmware:-
Mitsubishi » Melsec Iq-R R120 Cpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r120_cpu_firmware:-
Mitsubishi » Melsec Iq-R R120 Cpu Firmware » Version: 65.0

cpe:2.3:o:mitsubishi:melsec_iq-r_r120_cpu_firmware:65.0
Mitsubishi » Melsec Iq-R R120 Cpu Firmware » Version: 66.0

cpe:2.3:o:mitsubishi:melsec_iq-r_r120_cpu_firmware:66.0
Mitsubishi » Melsec Iq-R R120 Pcpu Firmware » Version: Any

cpe:2.3:o:mitsubishi:melsec_iq-r_r120_pcpu_firmware:*
Mitsubishi » Melsec Iq-R R120 Sfcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r120_sfcpu_firmware:-
Mitsubishi » Melsec Iq-R R12 Ccpu-V Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r12_ccpu-v_firmware:-
Mitsubishi » Melsec Iq-R R16 Cpu Firmware » Version: Any

cpe:2.3:o:mitsubishi:melsec_iq-r_r16_cpu_firmware:*
Mitsubishi » Melsec Iq-R R16 Mtcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r16_mtcpu_firmware:-
Mitsubishi » Melsec Iq-R R16 Pcpu Firmware » Version: Any

cpe:2.3:o:mitsubishi:melsec_iq-r_r16_pcpu_firmware:*
Mitsubishi » Melsec Iq-R R16 Sfcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r16_sfcpu_firmware:-
Mitsubishi » Melsec Iq-R R32 Cpu Firmware » Version: Any

cpe:2.3:o:mitsubishi:melsec_iq-r_r32_cpu_firmware:*
Mitsubishi » Melsec Iq-R R32 Mtcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r32_mtcpu_firmware:-
Mitsubishi » Melsec Iq-R R32 Pcpu Firmware » Version: Any

cpe:2.3:o:mitsubishi:melsec_iq-r_r32_pcpu_firmware:*
Mitsubishi » Melsec Iq-R R32 Sfcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r32_sfcpu_firmware:-
Mitsubishi » Melsec Iq-R R64 Mtcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_iq-r_r64_mtcpu_firmware:-
Mitsubishi » Melsec L02cpu(-P) Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_l02cpu(-p)_firmware:-
Mitsubishi » Melsec L06cpu(-P) Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_l06cpu(-p)_firmware:-
Mitsubishi » Melsec L26cpu(-P) Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_l26cpu(-p)_firmware:-
Mitsubishi » Melsec L26cpu-(P)bt Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_l26cpu-(p)bt_firmware:-
Mitsubishi » Melsec Mr-Mq100 Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_mr-mq100_firmware:-
Mitsubishi » Melsec Q03udecpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q03udecpu_firmware:-
Mitsubishi » Melsec Q03udvcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q03udvcpu_firmware:-
Mitsubishi » Melsec Q04udecpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q04udecpu_firmware:-
Mitsubishi » Melsec Q04udpvcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q04udpvcpu_firmware:-
Mitsubishi » Melsec Q04udvcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q04udvcpu_firmware:-
Mitsubishi » Melsec Q06udecpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q06udecpu_firmware:-
Mitsubishi » Melsec Q06udpvcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q06udpvcpu_firmware:-
Mitsubishi » Melsec Q06udvcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q06udvcpu_firmware:-
Mitsubishi » Melsec Q100udecpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q100udecpu_firmware:-
Mitsubishi » Melsec Q10udecpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q10udecpu_firmware:-
Mitsubishi » Melsec Q12dccpu-V Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q12dccpu-v_firmware:-
Mitsubishi » Melsec Q13udecpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q13udecpu_firmware:-
Mitsubishi » Melsec Q13udpvcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q13udpvcpu_firmware:-
Mitsubishi » Melsec Q13udvcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q13udvcpu_firmware:-
Mitsubishi » Melsec Q170mcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q170mcpu_firmware:-
Mitsubishi » Melsec Q170mscpu(-S1) Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q170mscpu(-s1)_firmware:-
Mitsubishi » Melsec Q172dcpu-S1 Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q172dcpu-s1_firmware:-
Mitsubishi » Melsec Q172dscpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q172dscpu_firmware:-
Mitsubishi » Melsec Q173dcpu-S1 Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q173dcpu-s1_firmware:-
Mitsubishi » Melsec Q173dscpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q173dscpu_firmware:-
Mitsubishi » Melsec Q20udecpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q20udecpu_firmware:-
Mitsubishi » Melsec Q24dhccpu-Ls Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q24dhccpu-ls_firmware:-
Mitsubishi » Melsec Q24dhccpu-V(G) Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q24dhccpu-v(g)_firmware:-
Mitsubishi » Melsec Q26dhccpu-Ls Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q26dhccpu-ls_firmware:-
Mitsubishi » Melsec Q26udecpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q26udecpu_firmware:-
Mitsubishi » Melsec Q26udpvcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q26udpvcpu_firmware:-
Mitsubishi » Melsec Q26udvcpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q26udvcpu_firmware:-
Mitsubishi » Melsec Q50udecpu Firmware » Version: N/A

cpe:2.3:o:mitsubishi:melsec_q50udecpu_firmware:-

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-20609

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