Is CVE-2012-0227 being actively exploited?

CVE-2012-0227 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-0227?

CVE-2012-0227 has a CVSS 2.0 base score of 9.3 (HIGH).

CVE-2012-0227

HIGH · CVSS 9.3EPSS 5.7%EU EUVD

Buffer overflow in the VSFlex7.VSFlexGrid ActiveX control in ComponentOne FlexGrid 7.1, as used in Open Automation Software OPC Systems.NET, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a long archive file name argument to the Archive method.

Key facts

CVSS score: 9.3 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-119
EPSS score: 5.7% (93th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-0263)
Published: October 12, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-0263 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

componentone / flexgrid
opcsystems / opcsystems.net
opcsystems / opcsystems.net

References

http://dsecrg.com/pages/vul/show.php?id=406(Exploit)
http://www.securityfocus.com/bid/51601
http://www.us-cert.gov/control_systems/pdf/ICSA-12-012-01A.pdf(US Government Resource)
https://exchange.xforce.ibmcloud.com/vulnerabilities/72604

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

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