CVE-2019-6847
First published: Tue Oct 29 2019(Updated: )
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.
Credit: cybersecurity@se.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Schneider-electric Modicon M580 Firmware | ||
| Schneider-electric Modicon M580 | ||
| Schneider-electric Modicon M340 Firmware | ||
| Schneider-electric Modicon M340 | ||
| Schneider-electric Modicon Bmxcra Firmware | ||
| Schneider-electric Modicon Bmxcra | ||
| Schneider-electric Modicon 140cra Firmware | ||
| Schneider-electric Modicon 140cra |
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Reference Links
Frequently Asked Questions
What is CVE-2019-6847?
CVE-2019-6847 is a vulnerability that exists in Modicon M580, Modicon M340, Modicon BMxCRA, and 140CRA modules, which could cause a Denial of Service attack on the FTP service when upgrading the firmware with a version incompatible with the application.
What is the severity of CVE-2019-6847?
The severity of CVE-2019-6847 is medium with a CVSS score of 4.9.
Which software is affected by CVE-2019-6847?
Modicon M580, Modicon M340, Modicon BMxCRA, and 140CRA modules are affected by CVE-2019-6847.
How can CVE-2019-6847 be exploited?
CVE-2019-6847 can be exploited by upgrading the firmware with a version incompatible with the application, causing a Denial of Service attack on the FTP service.
How can I fix CVE-2019-6847?
To fix CVE-2019-6847, it is recommended to update the firmware to a compatible version that addresses the vulnerability.
- collector/nvd-index
- agent/severity
- agent/weakness
- agent/references
- agent/author
- agent/tags
- agent/description
- agent/type
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- agent/softwarecombine
- agent/first-publish-date
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- vendor/schneider-electric
- canonical/schneider-electric modicon m580 firmware
- canonical/schneider-electric modicon m580
- canonical/schneider-electric modicon m340 firmware
- canonical/schneider-electric modicon m340
- canonical/schneider-electric modicon bmxcra firmware
- canonical/schneider-electric modicon bmxcra
- canonical/schneider-electric modicon 140cra firmware
- canonical/schneider-electric modicon 140cra