CVE-2019-6809

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware versions prior to V2.90), Modicon M340 (firmware versions prior to V3.10), Modicon Premium (all versions), Modicon Quantum (all versions), which could cause a possible denial of service when reading invalid data from the controller.

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-248CWE-755

Affected software

VendorProductVersions
Schneider Electric SEModicon M580firmware version prior to V2.90
Schneider Electric SEModicon M340firmware version prior to V3.10
Schneider Electric SEModicon Premiumall versions
Schneider Electric SEModicon Quantumall versions

References

Timeline

Published
Sep 17, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2019

CVE-2019-68108.8CWE-284: Improper Access Control vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions), which could causeCVE-2019-68117.5An Improper Check for Unusual or Exceptional Conditions (CWE-754) vulnerability exists in Modicon Quantum 140 NOE771x1 version 6.9 and earliCVE-2019-68127.2A CWE-798 use of hardcoded credentials vulnerability exists in BMX-NOR-0200H with firmware versions prior to V1.7 IR 19 which could cause a CVE-2019-68137.5A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmwaCVE-2019-68149.8A CWE-287: Improper Authentication vulnerability exists in the NET55XX Encoder with firmware prior to version 2.1.9.7 which could cause impaCVE-2019-68159.1In Modicon Quantum all firmware versions, CWE-264: Permissions, Privileges, and Access Control vulnerabilities could cause a denial of serviCVE-2019-68169.1In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an unauthorized firmware modification with possCVE-2019-68197.5A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists which could cause a possible Denial of Service when speCVE-2019-68208.2A CWE-306: Missing Authentication for Critical Function vulnerability exists which could cause a modification of device IP configuration (IPCVE-2019-68216.5CWE-330: Use of Insufficiently Random Values vulnerability, which could cause the hijacking of the TCP connection when using Ethernet communCVE-2019-68227.8A Use After Free: CWE-416 vulnerability exists in Zelio Soft 2, V5.2 and earlier, which could cause remote code execution when opening a speCVE-2019-68239.8A CWE-94: Code Injection vulnerability exists in ProClima (all versions prior to version 8.0.0) which could allow an unauthenticated, remote
CVE-2019-6809: High severity, CVSS 7.5 | Vulnix