CVEvulnerability

CVE-2020-7524

7.5 HIGH Published 2020-08-31 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-08-31
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-787

Description

Out-of-bounds Write vulnerability exists in Modicon M218 Logic Controller (V5.0.0.7 and prior) which could cause Denial of Service when sending specific crafted IPV4 packet to the controller: Sending a specific IPv4 protocol package to Schneider Electric Modicon M218 Logic Controller can cause IPv4 devices to go down. The device does not work properly and must be powered back on to return to normal.

Affected configurations

• schneider-electric modicon m218 firmware (<= 5.0.0.7)

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References