CVE-2020-7524

HIGH

Modicon M218 Firmware < 5.0.0.7 - Denial of Service via Crafted IPv4 Packet

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0039
EPSS Percentile 60.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (1)
schneider-electric/modicon_m218_firmware < 5.0.0.7
Published Aug 31, 2020
Tracked Since Feb 18, 2026