10

CVE-2021-27460: rockwell automation factorytalk® assetcentre Deserialization of Untrusted Data

CVSS: 10.0v3.1CriticalModified
Published 23-03-2022Last modified 16-04-2025
Open JSON

Vulnerability summary

CVE-2021-27460 is a critical (CVSS 10.0) Deserialization of Untrusted Data vulnerability in rockwell automation factorytalk® assetcentre. EPSS estimates a 3.19% chance of exploitation in the next 30 days, higher than 88% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
Critical · v3.1 (CVE.org)
EPSS score
3.19%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 23-03-2022
    PublishedVulnerability first disclosed.
  2. 16-04-2025
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

3.19%

Chance of exploitation in the next 30 days

Percentile

88%

Versus all other CVEs

30-day change

0.00 pp

From 3.19% on 21-09-2026

21-09-202621-10-2026
EPSS score
3.19%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Rockwell automation1 product
Rockwellautomation1 product

2 vendors · 2 products

References

2 links