CVE Vulnerability

CVE-2019-6856

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions) which could cause a Denial of Service when writing specific physical memory blocks using Modbus TCP.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.se.com/ww/en/download/document/SEVD-2019-344-01 Vendor Advisory
https://www.us-cert.gov/ics/advisories/icsa-20-016-01 Third Party Advisory US Government Resource
Configurations

Configuration 1
Information

Published : 2020-01-06 11:15

Updated : 2022-02-03 03:18

NVD link : CVE-2019-6856

Mitre link : CVE-2019-6856

Products Affected

140cpu67160

Schneider-electric

CWE
CWE-754