How severe is CVE-2012-0221?

CVE-2012-0221 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-0221 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0221?

CVE-2012-0221 primarily affects Rockwellautomation Factorytalk. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-0221?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-0221 published?

CVE-2012-0221 was published on 2012-04-02 and last updated on 2026-06-16.

CVE-2012-0221

CVE-2012-0221 is a medium-severity vulnerability in Rockwellautomation Factorytalk with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 10% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Rockwellautomation Factorytalk
Published: 2012-04-02
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is CVE-2012-0221?: 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.
How severe is CVE-2012-0221?: CVE-2012-0221 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-0221 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0221?: CVE-2012-0221 primarily affects Rockwellautomation Factorytalk. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-0221?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-0221 published?: CVE-2012-0221 was published on 2012-04-02 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:rockwellautomation:factorytalk:cpr9:*:*:*:*:*:*:*
cpe:2.3:a:rockwellautomation:factorytalk:cpr9_sr5:*:*:*:*:*:*:*
cpe:2.3:a:rockwellautomation:rslogix_5000:17:*:*:*:*:*:*:*
cpe:2.3:a:rockwellautomation:rslogix_5000:18:*:*:*:*:*:*:*
cpe:2.3:a:rockwellautomation:rslogix_5000:19:*:*:*:*:*:*:*
cpe:2.3:a:rockwellautomation:rslogix_5000:20:*:*:*:*:*:*:*

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