CVE-2024-21917

Rockwell Automation FactoryTalk® Service Platform Service Token Vulnerability

Description

A vulnerability exists in Rockwell Automation FactoryTalk® Service Platform that allows a malicious user to obtain the service token and use it for authentication on another FTSP directory. This is due to the lack of digital signing between the FTSP service token and directory.  If exploited, a malicious user could potentially retrieve user information and modify settings without any authentication.

Remediation

Solution:

  • Customers using Rockwell Automation FactoryTalk® Service Platform are encouraged to apply the risk mitigations, if possible. Additionally, we encourage customers to implement our suggested security best practices to minimize the risk of vulnerability. * Update to v6.40 or later.  * Set DCOM authentication level to 6, Mitigating Microsoft DCOM Hardening Patch (CVE-2021-26414) for Affected Rockwell Automation Products (custhelp.com) https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1134040 * When it is not possible to update to v6.40 or later, enable verification of the publisher information (i.e., digital signature) of any executable attempting to use the FactoryTalk® Services APIs. This helps prevent a malicious user from calling the API to receive the service token. This setting can be changed from the Application Authorization node located within System Policies using the FactoryTalk® Administration Console application. * Security Best Practices https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.07%
Vendor Advisory rockwellautomation.com
Affected: Rockwell Automation FactoryTalk® Service Platform
Published at:
Updated at:

References

Link Tags
https://www.rockwellautomation.com/en-us/support/advisory.SD1660.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2024-21917?
CVE-2024-21917 has been scored as a critical severity vulnerability.
How to fix CVE-2024-21917?
To fix CVE-2024-21917: Customers using Rockwell Automation FactoryTalk® Service Platform are encouraged to apply the risk mitigations, if possible. Additionally, we encourage customers to implement our suggested security best practices to minimize the risk of vulnerability. * Update to v6.40 or later.  * Set DCOM authentication level to 6, Mitigating Microsoft DCOM Hardening Patch (CVE-2021-26414) for Affected Rockwell Automation Products (custhelp.com) https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1134040 * When it is not possible to update to v6.40 or later, enable verification of the publisher information (i.e., digital signature) of any executable attempting to use the FactoryTalk® Services APIs. This helps prevent a malicious user from calling the API to receive the service token. This setting can be changed from the Application Authorization node located within System Policies using the FactoryTalk® Administration Console application. * Security Best Practices https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight
Is CVE-2024-21917 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-21917 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-21917?
CVE-2024-21917 affects Rockwell Automation FactoryTalk® Service Platform.
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