Is CVE-2012-0221 being actively exploited?

CVE-2012-0221 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-0221?

CVE-2012-0221 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2012-0221

MEDIUM · CVSS 5.0EPSS 10.2%EU EUVD

The FactoryTalk (FT) RNADiagReceiver service in Rockwell Automation Allen-Bradley FactoryTalk CPR9 through SR5 and RSLogix 5000 17 through 20 does not properly handle the return value from an unspecified function, which allows remote attackers to cause a denial of service (service outage) via a crafted packet.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE): CWE-20
EPSS score: 10.2% (96th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-0257)
Published: April 2, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-0257 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

rockwellautomation / factorytalk
rockwellautomation / factorytalk
rockwellautomation / rslogix 5000
rockwellautomation / rslogix 5000
rockwellautomation / rslogix 5000
rockwellautomation / rslogix 5000

References

http://rockwellautomation.custhelp.com/app/answers/detail/a_id/469937
http://www.us-cert.gov/control_systems/pdf/ICSA-12-088-01.pdf(US Government Resource)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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