Is CVE-2011-1918 being actively exploited?

CVE-2011-1918 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-1918?

CVE-2011-1918 has a CVSS 2.0 base score of 10.0 (HIGH).

CVE-2011-1918

HIGH · CVSS 10.0EPSS 6.3%EU EUVD

Stack-based buffer overflow in the Data Archiver service in GE Intelligent Platforms Proficy Historian before 3.5 SIM 17 and 4.x before 4.0 SIM 12 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted TCP message traffic.

Key facts

CVSS score: 10.0 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-119
EPSS score: 6.3% (94th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-1916)
Published: November 2, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-1916 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

ge / intelligent platforms proficy historian
ge / intelligent platforms proficy historian

References

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

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