CVE-2021-27460: Rockwell Automation FactoryTalk AssetCentre Deserialization of Untrusted Data
Rockwell Automation FactoryTalk AssetCentre v10.00 and earlier components contain .NET remoting endpoints that deserialize untrusted data without sufficiently verifying that the resulting data will be valid. This vulnerability may allow a remote, unauthenticated attacker to gain full access to the FactoryTalk AssetCentre main server and all agent machines.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Rockwell Automation FactoryTalk AssetCentreto a version that resolves this vulnerability.Fixed in v11 - Compensating control
Use IPsec to minimize exposure to unauthorized clients; IPsec has been tested in FactoryTalk AssetCentre v9-v11.
Event History
Frequently Asked Questions
What is the severity of CVE-2021-27460?
The severity of CVE-2021-27460 is critical, as it allows remote unauthenticated attackers to execute arbitrary code.
How do I fix CVE-2021-27460?
To fix CVE-2021-27460, update Rockwell Automation FactoryTalk AssetCentre to version 10.01 or later.
What types of attacks can CVE-2021-27460 facilitate?
CVE-2021-27460 can facilitate remote code execution attacks by exploiting insecure deserialization of untrusted input.
Is CVE-2021-27460 easily exploitable?
Yes, CVE-2021-27460 is considered easily exploitable due to the lack of authentication for the vulnerable endpoints.
Which versions of FactoryTalk AssetCentre are affected by CVE-2021-27460?
CVE-2021-27460 affects Rockwell Automation FactoryTalk AssetCentre version 10.00 and earlier.