CVE-2024-21917

Name: CVE-2024-21917
Creator: NVD / NIST
Published: 2024-01-31T19:15:08.633+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 0.86%

Last modified Jun 17, 2026

CVE-2024-21917 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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. EPSS estimates a 0.86% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS Probability

0.86%

53.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Rockwellautomation	Factorytalk Services Platform	<= 6.31.00

References

Timeline

Published: Jan 31, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-21917?

How severe is CVE-2024-21917?

CVE-2024-21917 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.86% probability of exploitation in the next 30 days.

How do I fix CVE-2024-21917?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-21917?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST