CVE-2018-7821

HighCVSS 7.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-770CWE-400

Affected software

No affected versions have been published.

Timeline

Published
May 22, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

CVE-2018-78225.5An Incorrect Default Permissions (CWE-276) vulnerability exists in SoMachine Basic, all versions, and Modicon M221(all references, all versiCVE-2018-78235.3A Environment (CWE-2) vulnerability exists in SoMachine Basic, all versions, and Modicon M221(all references, all versions prior to firmwareCVE-2018-78244.9An Externally Controlled Reference to a Resource (CWE-610) vulnerability exists in Schneider Electric Modbus Serial Driver (For 64-bit WindoCVE-2018-78258.8A Command Injection vulnerability exists in the web-based GUI of the 1st Gen PelcoSarix Enhanced Camera that could allow a remote attacker tCVE-2018-78268.8A Command Injection vulnerability exists in the web-based GUI of the 1st Gen Pelco Sarix Enhanced Camera that could allow a remote attacker CVE-2018-78275.4A Cross-Site Scripting (XSS) vulnerability exists in the 1st Gen. Pelco Sarix Enhanced Camera and Spectra Enhanced PTZ Camera which a remoteCVE-2018-78288.8A Cross-Site Request Forgery (CSRF) vulnerability exists in the 1st Gen. Pelco Sarix Enhanced Camera and Spectra Enhanced PTZ Camera when anCVE-2018-78298.8An Improper Neutralization of Special Elements in Query vulnerability exists in the 1st Gen. Pelco Sarix Enhanced Camera and Spectra EnhanceCVE-2018-78307.5Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') vulnerability exists in the embedded web servers in alCVE-2018-78318.8An Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability exists in the embedded web servers in all ModCVE-2018-78328.8An Improper Input Validation vulnerability exists in Pro-Face GP-Pro EX v4.08 and previous versions which could cause the execution arbitrarCVE-2018-78337.5An Improper Check for Unusual or Exceptional Conditions vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quant
CVE-2018-7821: High severity, CVSS 7.5 | Vulnix