High severity · published Oct 29, 2019
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…
8.6
CVSS
32.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)32.1% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MB
Modicon Bmenoc 0311 Firmware · Schneider-electric
All versions, or not specified · source: NVD
MB
Modicon Bmenoc 0321 Firmware · Schneider-electric
All versions, or not specified · source: NVD
MM
Modicon M580 Firmware · Schneider-electric
All versions, or not specified · source: NVD
Affected product
MB
Modicon Bmenoc 0311 Firmware
Schneider-electric
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-6848
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-6848
www.se.com
https://www.se.com/ww/en/download/document/SEVD-2019-281-04/
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