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CVE-2019-6848

HIGHCVSS 8.6/10EPSS 32.97%

Last modified

CVE-2019-6848 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580 CPU (BMEx58*) and Modicon M580 communication module (BMENOC0311, BMENOC0321) (see notification for version info), which could cause a Denial of Service attack on the PLC when sending specific data on the REST API of the controller/communication module.. EPSS estimates a 32.97% chance of exploitation in the next 30 days.

Description

A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580 CPU (BMEx58*) and Modicon M580 communication module (BMENOC0311, BMENOC0321) (see notification for version info), which could cause a Denial of Service attack on the PLC when sending specific data on the REST API of the controller/communication module.

Metrics

CVSS 3.1
8.6/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

EPSS Probability
32.97%

98.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Schneider-ElectricModicon M580 FirmwareAll versions
Schneider-ElectricModicon Bmenoc 0311 FirmwareAll versions
Schneider-ElectricModicon Bmenoc 0321 FirmwareAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-6848?
A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580 CPU (BMEx58*) and Modicon M580 communication module (BMENOC0311, BMENOC0321) (see notification for version info), which could cause a Denial of Service attack on the PLC when sending specific data on the REST API of the controller/communication module.
How severe is CVE-2019-6848?
CVE-2019-6848 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 32.97% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6848?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-6848?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST