What is CVE-2021-27466?

CVE-2021-27466 is a critical-severity vulnerability in Rockwell Automation Factorytalk Assetcentre, classified under Deserialization of Untrusted Data. CVSS score: 10.0/10. Published 2022-03-23.

How severe is CVE-2021-27466?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Deserialization in Rockwell Automation Factorytalk Assetcentre

CVE-2021-27466

A deserialization vulnerability exists in how the ArchiveService.rem service in Rockwell Automation FactoryTalk AssetCentre v10.00 and earlier verifies serialized data. This vulnerability may allow a remote, unauthenticated attacker to exe…

Vulnerability class: Insecure Deserialization

EPSS: 0.037 (88.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H.

Affected products

Rockwell Automation Factorytalk Assetcentre — versions unspecified
Rockwellautomation Factorytalk_assetcentre

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

ics-cert@hq.dhs.gov (x_refsource_CONFIRM, US Government Resource, Third Party Advisory)
ics-cert@hq.dhs.gov (Vendor Advisory, Permissions Required, x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2021-27466?: CVE-2021-27466 is a critical-severity vulnerability in Rockwell Automation Factorytalk Assetcentre, classified under Deserialization of Untrusted Data. CVSS score: 10.0/10. Published 2022-03-23.
How severe is CVE-2021-27466?: Critical severity. CVSS v3 base score is 10.0 out of 10.