What’s Vulnerable › Vulnerabilities

CVE-2020-27255

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-26 · updated 2026-06-17
• Weakness: CWE-122

Description

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

• Rockwell Automation FactoryTalk Linx: through 6.11

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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