Is CVE-2012-4028 being actively exploited?

CVE-2012-4028 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-4028?

CVE-2012-4028 has a CVSS 2.0 base score of 7.8 (HIGH).

CVE-2012-4028

HIGH · CVSS 7.8EPSS 1.6%EU EUVD

Tridium Niagara AX Framework does not properly store credential data, which allows context-dependent attackers to bypass intended access restrictions by using the stored information for authentication.

Key facts

CVSS score: 7.8 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:C/I:N/A:N
Weakness (CWE): CWE-522
EPSS score: 1.6% (76th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-3972)
Published: July 16, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-3972 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

tridium / niagara ax

References

http://www.washingtonpost.com/investigations/tridiums-niagara-framework-marvel-of-connectivity-illustrates-new-cyber-risks/2012/07/11/gJQARJL6dW_story.html(Permissions Required)
https://www.tridium.com/galleries/briefings/NiagaraAX_Framework_Software_Security_Alert.pdf(Broken Link, Vendor Advisory)

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

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