What is CVE-2016-4509?

CVE-2016-4509 is a medium-severity vulnerability in Eaton Elcsoft, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.0/10. Published 2016-07-03.

How severe is CVE-2016-4509?

Medium severity. CVSS v3 base score is 6.0 out of 10.

Buffer overflow in Eaton Elcsoft

CVE-2016-4509

Heap-based buffer overflow in elcsoft.exe in Eaton ELCSoft 2.4.01 and earlier allows remote authenticated users to execute arbitrary code via a crafted file.

Vulnerability class: Buffer Overflow

Published 2016-07-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.020 (79.6th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000

Affected products

Eaton Elcsoft

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

ics-cert.us-cert.gov/advisories/ICSA-16-182-01 (US Government Resource, Third Party Advisory)
www.zerodayinitiative.com/advisories/ZDI-16-408
www.securityfocus.com/bid/91524 (vdb-entry)

Frequently asked questions

What is CVE-2016-4509?: CVE-2016-4509 is a medium-severity vulnerability in Eaton Elcsoft, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.0/10. Published 2016-07-03.
How severe is CVE-2016-4509?: Medium severity. CVSS v3 base score is 6.0 out of 10.