CVE-2020-27255: Rockwellautomation Factorytalk Linx

High severity, CVSS 7.5. EPSS: 3.9% chance of exploitation in the next 30 days.

A heap overflow vulnerability exists within FactoryTalk Linx Version 6.11 and prior. This vulnerability could allow a remote, unauthenticated attacker to send malicious set attribute requests, which could result in the leaking of sensitive information. This information disclosure could lead to the bypass of address space layout randomization (ASLR).

Affected products

• Rockwellautomation Factorytalk Linx: up to and including 6.11

Published 2020-11-26. Last modified 2026-06-17.