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OpenAdvisories
High · 7.5 CVE-2020-6111 EUVD-2020-27265GHSA-43vh-m5cv-9pgr

An exploitable denial-of-service vulnerability exists in the IPv4 functionality of Allen-Bradley MicroLogix 1100 Programmable Logic Control…

Published Dec 3, 2020 · Updated Aug 4, 2024 · Assigned by talos

Description

An exploitable denial-of-service vulnerability exists in the IPv4 functionality of Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 16.000, Series B FRN 15.002, Series B FRN 15.000, Series B FRN 14.000, Series B FRN 13.000, Series B FRN 12.000, Series B FRN 11.000 and Series B FRN 10.000. A specially crafted packet can cause a major error, resulting in a denial of service. An attacker can send a malicious packet to trigger this vulnerability.

Affected products

VendorProductAffectedFixed
— Allen-Bradley Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 10.000, Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 11.000, Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 12.000, Allen-Bradley MicroLogix 1100 Pr… —

Advisories 1

References