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Case File

CVE-2019-6843

MEDIUM · CVSS 4.9 EPSS 0.96%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-10-29 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.9. It may lead to a denial-of-service condition.

CVE
CVE-2019-6843
Severity
MEDIUM
CVSS
4.9
EPSS
0.96%

Original NVD Description

A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580 with firmware (version prior to V3.10), Modicon M340 (all firmware versions), and Modicon BMxCRA and 140CRA modules (all firmware versions), which could cause a Denial of Service attack on the PLC when upgrading the controller with an empty firmware package using FTP protocol.

Related CVEs

Other vulnerabilities affecting the same vendor(s)