OpenNamespace Message Vulnerability in FactoryTalk Linx by Rockwell Automation
CVE-2020-5801

7.5HIGH

Key Information:

Vendor

Rockwellautomation

Status
Rockwell Factorytalk Linx
Vendor
CVE Published:
29 December 2020

What is CVE-2020-5801?

An attacker can exploit a vulnerability in the FactoryTalk Linx software by sending a crafted OpenNamespace message to port 4241 with a valid session-id. This action triggers an unhandled exception within the CFTLDManager::HandleRequest function located in the RnaDaSvr.dll component. As a result, this may lead to unexpected process termination, impacting the reliability of the FactoryTalk Linx software used in various industrial automation systems.

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Affected Version(s)

Rockwell FactoryTalk Linx All versions of FactoryTalk Linx

References

https://www.tenable.com/security/research/tra-2020-71
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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