HIGH

CVE-2018-7844

CVSS v3

7.5

HIGH

EPSS Score

13.8%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

A CWE-200: Information Exposure vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause the disclosure of SNMP information when reading memory blocks from the controller over Modbus.

Technical details

Published
5/22/2019

Frequently asked questions

What is CVE-2018-7844?

A CWE-200: Information Exposure vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause the disclosure of SNMP information when reading memory blocks from the controller over Modbus.

Is CVE-2018-7844 actively exploited?

Active exploitation of CVE-2018-7844 has not been confirmed. The EPSS score is 13.8%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-7844?

CVE-2018-7844 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2018-7844 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.