CVE-2021-27470: Rockwell Automation FactoryTalk AssetCentre Deserialization of Untrusted Data

Published Mar 23, 2022
·
Updated

A deserialization vulnerability exists in how the LogService.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-2021-27470?

CVE-2021-27470 has been classified as a high severity vulnerability due to its potential to allow remote command execution.

2

How do I fix CVE-2021-27470?

To mitigate CVE-2021-27470, it is recommended to update Rockwell Automation FactoryTalk AssetCentre to a version later than v10.00.

3

What systems are affected by CVE-2021-27470?

CVE-2021-27470 affects Rockwell Automation FactoryTalk AssetCentre version 10.00 and earlier.

4

Can CVE-2021-27470 be exploited remotely?

Yes, CVE-2021-27470 can be exploited by remote, unauthenticated attackers.

5

What type of vulnerability is CVE-2021-27470?

CVE-2021-27470 is a deserialization vulnerability that affects the verification of serialized data.

Company

Resources

Contact

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