Vulnerability Details CVE-2021-22764
A CWE-287: Improper Authentication vulnerability exists in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation) that could cause loss of connectivity to the device via Modbus TCP protocol when an attacker sends a specially crafted HTTP request.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 55.3%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 5.0
References
Products affected by CVE-2021-22764
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cpe:2.3:h:schneider-electric:powerlogic_pm5560:-
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cpe:2.3:h:schneider-electric:powerlogic_pm5561:-
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cpe:2.3:h:schneider-electric:powerlogic_pm5562:-
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cpe:2.3:h:schneider-electric:powerlogic_pm5563:-
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cpe:2.3:o:schneider-electric:powerlogic_pm5560_firmware:-
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cpe:2.3:o:schneider-electric:powerlogic_pm5560_firmware:1.0
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cpe:2.3:o:schneider-electric:powerlogic_pm5561_firmware:-
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cpe:2.3:o:schneider-electric:powerlogic_pm5562_firmware:-
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cpe:2.3:o:schneider-electric:powerlogic_pm5562_firmware:2.5.4
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cpe:2.3:o:schneider-electric:powerlogic_pm5563_firmware:-