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CVE-2020-7502

HIGH
7.5
CVSS Score
Published: June 16, 2020 at 07:41 PM UTC
Updated: June 17, 2026 at 03:24 AM UTC
3 products affected across 1 vendorModicon M218 FirmwareModicon M218Electric Modicon M218

Using Modicon M218 Logic Controller (Firmware version 4.3 and prior) by N/A?

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Severity
HIGH7.5
Exploit prediction
EPSS 2%

Description

A CWE-787: Out-of-bounds Write vulnerability exists in Modicon M218 Logic Controller (Firmware version 4.3 and prior), which may cause a Denial of Service when specific TCP/IP crafted packets are sent to the Modicon M218 Logic Controller.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Modicon M218 Firmware· Schneider Electric
95%
v ≤ 4.3
schneider-electric-modicon-m218 (same device)
Electric Modicon M218· Schneider Electric
60%
All versions
Modicon M218· Schneider Electricdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.se.com/ww/en/download/document/SEVD-2020-161-01

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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