CWE
502
Advisory Published
Updated

CVE-2021-27462: Rockwell Automation FactoryTalk AssetCentre Deserialization of Untrusted Data

First published: Wed Mar 23 2022(Updated: )

A deserialization vulnerability exists in how the AosService.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.

Credit: ics-cert@hq.dhs.gov

Affected SoftwareAffected VersionHow to fix
Rockwellautomation Factorytalk Assetcentre<=10.00
Rockwell Automation FactoryTalk AssetCentre, v10.00 and earlier

Remedy

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

Remedy

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

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Parent vulnerabilities

(Appears in the following advisories)

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