CVE-2020-27255

7.5 highEPSS 3.9%

High (7.5) in rockwellautomation factorytalk linx. 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).

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 3.9% chance of exploitation in the next 30 days; higher than 90% of CVEs (scores of 2026-10-31)
CWE: CWE-122
Published: 2020-11-26
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

rockwellautomation:factorytalk_linx

References

https://us-cert.cisa.gov/ics/advisories/icsa-20-329-01
https://us-cert.cisa.gov/ics/advisories/icsa-20-329-01

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