CVE-2021-27474

Name: CVE-2021-27474
Creator: NVD / NIST
Published: 2022-03-23T20:15:09.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.55%

Last modified Jun 17, 2026

CVE-2021-27474 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Rockwell Automation FactoryTalk AssetCentre v10.00 and earlier does not properly restrict all functions relating to IIS remoting services. This vulnerability may allow a remote, unauthenticated attacker to modify sensitive data in FactoryTalk AssetCentre.. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

Rockwell Automation FactoryTalk AssetCentre v10.00 and earlier does not properly restrict all functions relating to IIS remoting services. This vulnerability may allow a remote, unauthenticated attacker to modify sensitive data in FactoryTalk AssetCentre.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.55%

71.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-676

Affected Software

Vendor	Product	Versions
Rockwellautomation	Factorytalk Assetcentre	<= 10.00

References

https://idp.rockwellautomation.com/adfs/ls/idpinitiatedsignon.aspx?RelayState=RPID%3Drockwellautomation.custhelp.com%26RelayState%3Danswers%2Fanswer_view%2Fa_id%2F1130831Permissions Required, Vendor Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-21-091-01Third Party Advisory, US Government Resource
https://idp.rockwellautomation.com/adfs/ls/idpinitiatedsignon.aspx?RelayState=RPID%3Drockwellautomation.custhelp.com%26RelayState%3Danswers%2Fanswer_view%2Fa_id%2F1130831Permissions Required, Vendor Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-21-091-01Third Party Advisory, US Government Resource

Timeline

Published: Mar 23, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-27474?

How severe is CVE-2021-27474?

CVE-2021-27474 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2021-27474?

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-2021-27474?

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

Scan your code now

Source: NVD / NIST