CVE-2019-6847

MEDIUM
4.9
CVSS Score
Published: October 29, 2019 at 02:52 PM UTC
Updated: June 17, 2026 at 02:39 AM UTC
8 products affected across 1 vendorModicon M580 FirmwareModicon M340 FirmwareModicon Bmxcra Firmware

Using Modicon M580, Modicon M340, and Modicon BMxCRA / 140CRA modules (see notification for version info) by N/A?

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Severity
MEDIUM4.9
Exploit prediction
EPSS 1.0%

Description

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
schneider-electric-modicon-140cra (same device)
All versions
schneider-electric-modicon-bmxcra (same device)
All versions
schneider-electric-modicon-m340 (same device)
All versions
schneider-electric-modicon-m580 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-755

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