Vulnerability Details CVE-2018-7831
An Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 allowing an attacker to send a specially crafted URL to a currently authenticated web server user to execute a password change on the web server.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 45.3%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 4.3
References
Products affected by CVE-2018-7831
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cpe:2.3:h:schneider-electric:modicom_bmxnor0200h:-
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cpe:2.3:h:schneider-electric:modicom_m340:-
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cpe:2.3:h:schneider-electric:modicom_premium:-
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cpe:2.3:h:schneider-electric:modicom_quantum:-
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cpe:2.3:o:schneider-electric:modicom_bmxnor0200h_firmware:-
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cpe:2.3:o:schneider-electric:modicom_m340_firmware:-
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cpe:2.3:o:schneider-electric:modicom_premium_firmware:-
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cpe:2.3:o:schneider-electric:modicom_quantum_firmware:-