CVE-2018-20230 Memory corruption in n/a

High 7.8 Published 19 Dec 2018 Updated 16 Sep 2024

A heap-based buffer overflow in PSPP allows attackers to cause a crash or potentially execute arbitrary code via a crafted file.

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-2018-20230?

CVE-2018-20230 is a high-severity memory corruption vulnerability in n/a, published on 19 Dec 2018. 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

An issue was discovered in PSPP 1.2.0. There is a heap-based buffer overflow at the function read_bytes_internal in utilities/pspp-dump-sav.c, which allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact.

Weakness: CWE-787

Which versions are affected by CVE-2018-20230?

It affects 1 product.

Linux distribution packages (2)

`pspp` SUSE:Package Hub 15	All versions	`1.2.0-bp150.3.3.1`
`spread-sheet-widget` SUSE:Package Hub 15	All versions	`0.3-bp150.2.1`

Products include Gnu Pspp.

How do I fix CVE-2018-20230?

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-2018-20230 being exploited?

There is no known exploitation of CVE-2018-20230 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2018-20230, GHSA-8jjx-c624-8pjg, UBUNTU-CVE-2018-20230, openSUSE-SU-2019:0198-1, openSUSE-SU-2019:0240-1.