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CRITICAL · 9.8

CVE-2020-27251

A heap overflow vulnerability exists within FactoryTalk Linx Version 6.11 and prior. This vulnerability could allow a remote, unauthenticated attacker to send malicious port ranges, which could result...

Vulnerability 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 port ranges, which could result in remote code execution.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
RockwellautomationFactorytalk Linx<= 6.11

Related Weaknesses (CWE)

CWE-122

References

FAQ

What is CVE-2020-27251?

CVE-2020-27251 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A heap overflow vulnerability exists within FactoryTalk Linx Version 6.11 and prior. This vulnerability could allow a remote, unauthenticated attacker to send malicious port ranges, which could result...

How severe is CVE-2020-27251?

CVE-2020-27251 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-27251?

Check the references section above for vendor advisories and patch information. Affected products include: Rockwellautomation Factorytalk Linx.