CVE-2018-7851 Information

Description

CWE-119: Buffer errors vulnerability exists in Modicon M580 with firmware prior to V2.50 Modicon M340 with firmware prior to V3.01 BMxCRA312xx with firmware prior to V2.40 All firmware versions of Modicon Premium and 140CRA312xxx when sending a specially crafted Modbus packet which could cause a denial of service to the device that would force a restart to restore availability.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://www.schneider-electric.com/en/download/document/SEVD-2019-134-10/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5