What is CVE-2019-16395?

CVE-2019-16395 is a high-severity vulnerability in Gnucobol Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2019-09-17.

How severe is CVE-2019-16395?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Gnucobol Project

CVE-2019-16395

GnuCOBOL 2.2 has a stack-based buffer overflow in the cb_name() function in cobc/tree.c via crafted COBOL source code.

Vulnerability class: Buffer Overflow

Published 2019-09-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (61.0th percentile), scored 2026-10-06.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: -0.000

Affected products

Gnucobol Project — versions 2.2

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

sourceforge.net/p/open-cobol/bugs/586/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-16395?: CVE-2019-16395 is a high-severity vulnerability in Gnucobol Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2019-09-17.
How severe is CVE-2019-16395?: High severity. CVSS v3 base score is 7.8 out of 10.