CVE-2018-7821: High severity Schneider-electric Somachine Basic vulnerability
An Environment (CWE-2) vulnerability exists in SoMachine Basic, all versions, and Modicon M221(all references, all versions prior to firmware V1.10.0.0) which could cause cycle time impact when flooding the M221 ethernet interface while the Ethernet/IP adapter is activated.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2018-7821?
CVE-2018-7821 is an Environment (CWE-2) vulnerability that exists in SoMachine Basic all versions and Modicon M221 prior to firmware V1.10.0.0.
How does CVE-2018-7821 impact the affected software?
CVE-2018-7821 could cause a cycle time impact when flooding the M221 ethernet interface while the Ethernet/IP adapter is activated.
Which software versions are affected by CVE-2018-7821?
SoMachine Basic all versions and Modicon M221 versions prior to firmware V1.10.0.0 are affected by CVE-2018-7821.
What is the severity of CVE-2018-7821?
CVE-2018-7821 has a severity level of high with a score of 7.5.
How can I fix CVE-2018-7821?
To fix CVE-2018-7821, apply the latest firmware update V1.10.0.0 for Modicon M221 and ensure SoMachine Basic is updated to the latest version.