Vulnerability Details CVE-2021-20598
Overly Restrictive Account Lockout Mechanism vulnerability in Mitsubishi Electric MELSEC iQ-R series CPU modules (R08/16/32/120SFCPU all versions, R08/16/32/120PSFCPU all versions) allows a remote unauthenticated attacker to lockout a legitimate user by continuously trying login with incorrect password.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.012
EPSS Ranking 77.5%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 5.0
References
Products affected by CVE-2021-20598
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cpe:2.3:h:mitsubishielectric:r08psfcpu:-
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cpe:2.3:h:mitsubishielectric:r08sfcpu:-
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cpe:2.3:h:mitsubishielectric:r120psfcpu:-
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cpe:2.3:h:mitsubishielectric:r120sfcpu:-
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cpe:2.3:h:mitsubishielectric:r16psfcpu:-
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cpe:2.3:h:mitsubishielectric:r16sfcpu:-
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cpe:2.3:h:mitsubishielectric:r32psfcpu:-
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cpe:2.3:h:mitsubishielectric:r32sfcpu:-
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cpe:2.3:o:mitsubishielectric:r08psfcpu_firmware:-
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cpe:2.3:o:mitsubishielectric:r08sfcpu_firmware:-
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cpe:2.3:o:mitsubishielectric:r08sfcpu_firmware:22
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cpe:2.3:o:mitsubishielectric:r120psfcpu_firmware:-
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cpe:2.3:o:mitsubishielectric:r120sfcpu_firmware:-
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cpe:2.3:o:mitsubishielectric:r120sfcpu_firmware:22
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cpe:2.3:o:mitsubishielectric:r16psfcpu_firmware:-
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cpe:2.3:o:mitsubishielectric:r16sfcpu_firmware:-
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cpe:2.3:o:mitsubishielectric:r16sfcpu_firmware:22
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cpe:2.3:o:mitsubishielectric:r32psfcpu_firmware:-
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cpe:2.3:o:mitsubishielectric:r32sfcpu_firmware:-
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cpe:2.3:o:mitsubishielectric:r32sfcpu_firmware:22