First published: Tue Sep 17 2019(Updated: )
A CWE-248: Uncaught Exception vulnerability exists Modicon M580 (firmware version prior to V2.90), Modicon M340 (firmware version prior to V3.10), Modicon Premium (all versions), and Modicon Quantum (all versions), which could cause a possible denial of service when reading specific coils and registers in the controller over Modbus.
Credit: cybersecurity@se.com
Affected Software | Affected Version | How to fix |
---|---|---|
Schneider-electric Modicon M580 Firmware | <2.90 | |
Schneider-electric Modicon M580 | ||
Schneider-electric Modicon M340 Firmware | <3.10 | |
Schneider-electric Modicon M340 | ||
Schneider-electric Modicon Premium Firmware | ||
Schneider-electric Modicon Premium | ||
Schneider-electric Modicon Quantum Firmware | ||
Schneider-electric Modicon Quantum |
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The severity of CVE-2019-6828 is high (7.5).
Modicon M580 (firmware version prior to V2.90), Modicon M340 (firmware version prior to V3.10), Modicon Premium (all versions), and Modicon Quantum (all versions) are affected by CVE-2019-6828.
CVE-2019-6828 is a CWE-248: Uncaught Exception vulnerability that could cause a possible denial of service when reading specific coils and registers.
To fix CVE-2019-6828, update the firmware of Modicon M580 to version V2.90 or higher, and Modicon M340 to version V3.10 or higher.
More information about CVE-2019-6828 can be found at the following link: [CVE-2019-6828](https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/).