PT-2019-3834 · Schneider Electric · Modicon M580 Cpu+1

Published 2019-10-08 · Updated 2021-04-19 · CVE-2019-6848

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Modicon M580 CPU (BMEx58*) versions (affected versions not specified) Modicon M580 communication module (BMENOC0311, BMENOC0321) versions (affected versions not specified)

Description A vulnerability exists in the handling of exceptional conditions, which could cause a Denial of Service attack on the PLC when sending specific data on the "REST API" of the controller/communication module. This issue is related to improper handling of data in the REST API, allowing a remote attacker to cause a service disruption.

Recommendations For Modicon M580 CPU (BMEx58*), at the moment, there is no information about a newer version that contains a fix for this vulnerability. For Modicon M580 communication module (BMENOC0311, BMENOC0321), at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Handling of Exceptional Conditions

RCE

Weakness Enumeration

CWE-248

CWE-755

CWE-20

Related Identifiers

BDU:2019-04193

CVE-2019-6848

Affected Products

Modicon M580 Cpu

Modicon M580 Communication Module

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2019-6848 · Security Note
• https://bdu.fstec.ru/vul/2019-04193 · Security Note
• https://schneider-electric.com/en/download/document/SEVD-2019-281-04 · Note
• https://t.me/cvenotify/13433 · Telegram Post
• https://se.com/ww/en/download/document/SEVD-2019-281-04 · Note