CVE-2021-27466: Rockwell Automation FactoryTalk AssetCentre Deserialization of Untrusted Data

Published Mar 23, 2022
·
Updated

A deserialization vulnerability exists in how the ArchiveService.rem service in Rockwell Automation FactoryTalk AssetCentre v10.00 and earlier verifies serialized data. This vulnerability may allow a remote, unauthenticated attacker to execute arbitrary commands in FactoryTalk AssetCentre.

Affected Software

2 affected components
Rockwell Automation FactoryTalk AssetCentre, v10.00 and earlier
rockwellautomation Factorytalk Assetcentre<=10.00

Remediation

Information

Rockwell Automation encourages users of the affected versions of FactoryTalk AssetCentre to update to AssetCentre v11 (or above) to addresses these vulnerabilities. For more information about these vulnerabilities and mitigations please see Rockwell Automation’s publication KnowledgeBase ID: PN1559

Information

As an additional mitigation, Rockwell Automation encourages users who are unable to upgrade or are concerned about unauthorized client connections to use built in security features found within FactoryTalk AssetCentre. Users should follow guidance found in QA46277. IPsec would minimize exposure to unauthorized clients and has been tested in FactoryTalk AssetCentre v9-v11

Event History

Mar 23, 2022
CVE Published
via MITRE·07:46 PM
Data Sourced
via MITRE·07:46 PM
RemedyDescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2021-27466?

CVE-2021-27466 has been rated as a high severity vulnerability that allows remote, unauthenticated attackers to execute arbitrary commands.

2

How do I fix CVE-2021-27466?

To mitigate CVE-2021-27466, upgrade Rockwell Automation FactoryTalk AssetCentre to a version later than 10.00 that addresses this vulnerability.

3

What impact does CVE-2021-27466 have on affected systems?

CVE-2021-27466 can lead to unauthorized remote code execution on systems running affected versions of FactoryTalk AssetCentre.

4

Who is affected by CVE-2021-27466?

CVE-2021-27466 affects users of Rockwell Automation FactoryTalk AssetCentre version 10.00 and earlier.

5

Is there a workaround for CVE-2021-27466?

Currently, there are no known workarounds for CVE-2021-27466, thus updating the software is the recommended action.

Company

Resources

Contact

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