CVE-2019-6847
Last modified
CVE-2019-6847 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. 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.. EPSS estimates a 0.96% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Schneider-Electric | Modicon M580 Firmware | All versions |
| Schneider-Electric | Modicon M340 Firmware | All versions |
| Schneider-Electric | Modicon Bmxcra Firmware | All versions |
| Schneider-Electric | Modicon 140cra Firmware | All versions |
References
- https://www.se.com/ww/en/download/document/SEVD-2019-281-02/Vendor Advisory
- https://www.se.com/ww/en/download/document/SEVD-2019-281-02/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-6847?
How severe is CVE-2019-6847?
How do I fix CVE-2019-6847?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2019
- CVE-2019-6841A CWE-755: Improper Handling of Exceptional Conditions vulne…4.9
- CVE-2019-6842A CWE-755: Improper Handling of Exceptional Conditions vulne…4.9
- CVE-2019-6843A CWE-755: Improper Handling of Exceptional Conditions vulne…4.9
- CVE-2019-6844A CWE-755: Improper Handling of Exceptional Conditions vulne…4.9
- CVE-2019-6845A CWE-319: Cleartext Transmission of Sensitive Information v…7.5
- CVE-2019-6846A CWE-319: Cleartext Transmission of Sensitive Information v…6.5
- CVE-2019-6848A CWE-755: Improper Handling of Exceptional Conditions vulne…8.6
- CVE-2019-6849A CWE-200: Information Exposure vulnerability exists in Modi…7.5
- CVE-2019-6850A CWE-200: Information Exposure vulnerability exists in Modi…7.5
- CVE-2019-6851A CWE-538: File and Directory Information Exposure vulnerabi…7.5
- CVE-2019-6852A CWE-200: Information Exposure vulnerability exists in Modi…7.5
- CVE-2019-6853A CWE-79: Failure to Preserve Web Page Structure vulnerabili…6.1
Are you affected by CVE-2019-6847?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST