Is CVE-2012-5049 being actively exploited?

CVE-2012-5049 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-5049?

CVE-2012-5049 has a CVSS 2.0 base score of 7.8 (HIGH).

CVE-2012-5049

HIGH · CVSS 7.8EPSS 3.4%EU EUVD

APIFTP Server in Optimalog Optima PLC 1.5.2 and earlier allows remote attackers to cause a denial of service (infinite loop) via a malformed packet.

Key facts

CVSS score: 7.8 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-20
EPSS score: 3.4% (89th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-4973)
Published: September 28, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-4973 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

optimalog / optima plc
optimalog / optima plc
optimalog / optima plc
optimalog / optima plc
optimalog / optima plc

References

http://www.securityfocus.com/bid/55712
http://www.us-cert.gov/control_systems/pdf/ICSA-12-271-02.pdf(US Government Resource)

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

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