CVSS v3
9.8
CRITICAL
EPSS Score
43.3%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
A CWE-501: Trust Boundary Violation vulnerability on connection to the Controller exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum and Modicon Premium which could cause unauthorized access by conducting a brute force attack on Modbus protocol to the controller.
A CWE-501: Trust Boundary Violation vulnerability on connection to the Controller exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum and Modicon Premium which could cause unauthorized access by conducting a brute force attack on Modbus protocol to the controller.
Active exploitation of CVE-2018-7846 has not been confirmed. The EPSS score is 43.3%, indicating the estimated probability of exploitation in the next 30 days.
CVE-2018-7846 has a CVSS v3 base score of 9.8 (CRITICAL severity).
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Ranked by exploit probability (EPSS).