Is CVE-2012-4026 being actively exploited?

CVE-2012-4026 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-4026?

CVE-2012-4026 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2012-4026

MEDIUM · CVSS 5.0EPSS 1.4%EU EUVD

The Johnson Controls Pegasys P2000 server with software before 3.11 allows remote attackers to trigger false alerts via crafted packets to TCP port 41013 (aka the upload port), a different vulnerability than CVE-2012-2607.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-20
EPSS score: 1.4% (72th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-3970)
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-2012-3970 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

johnsoncontrols / pegasys p2000 server
johnsoncontrols / pegasys p2000 server software

References

http://www.kb.cert.org/vuls/id/977312(US Government Resource)
http://www.kb.cert.org/vuls/id/MORO-8UYN8P

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

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