What’s Vulnerable › Vulnerabilities

CVE-2020-7502

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-06-16 · updated 2026-06-17
• Weakness: CWE-787

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 products

• Modicon M218 Logic Controller (V5.1.0.6 and prior): through 4.3

References

• https://www.se.com/ww/en/download/document/SEVD-2020-161-01
• https://www.se.com/ww/en/download/document/SEVD-2020-161-01

Get alerted when CVE-2020-7502 or the next vulnerability affects your stack