CVE-2019-16395 Memory corruption in n/a

High 7.8 Published 17 Sep 2019 Updated 5 Aug 2024

A stack-based buffer overflow in GnuCOBOL allows attackers to execute arbitrary code or cause denial of service via crafted COBOL source code.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2019-16395?

CVE-2019-16395 is a high-severity memory corruption vulnerability in n/a, published on 17 Sep 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

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

Weakness: CWE-787

Which versions are affected by CVE-2019-16395?

It affects 1 product.

Products include Gnucobol Project Gnucobol.

How do I fix CVE-2019-16395?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2019-16395 being exploited?

There is no known exploitation of CVE-2019-16395 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2019-16395, GHSA-xfwf-x9cr-g95x, UBUNTU-CVE-2019-16395.