High severity7.5NVD Advisory· Published May 22, 2019· Updated Jun 17, 2026
CVE-2018-7821
CVE-2018-7821
Description
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 products
4- cpe:2.3:a:schneider-electric:somachine_basic:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:*range: <1.10.0.0
- (no CPE)range: <V1.10.0.0
Patches
Vulnerability mechanics
References
1- www.schneider-electric.com/en/download/document/SEVD-2019-045-01/nvdVendor Advisory
News mentions
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