CVEvulnerability

CVE-2018-7851

6.5 MEDIUM Published 2019-05-22 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2019-05-22
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:L/Au:S/C:N/I:N/A:C
Weaknesses
CWE-119

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.

Affected configurations

• schneider-electric m580 firmware (< 2.50) • schneider-electric m340 firmware (< 3.01) • schneider-electric bmx\/e cra firmware (< 2.40) • schneider-electric modicon premium firmware • schneider-electric 140cra312xxx firmware

Related

Weakness · CWE (1)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness

References