CVE-2020-25969 Memory corruption in n/a

Critical 9.8 Published 5 Jul 2023 Updated 25 Nov 2024

A buffer overflow in gnuplot allows attackers to execute arbitrary code or cause denial of service via crafted plot requests.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2020-25969?

CVE-2020-25969 is a critical memory corruption vulnerability in n/a, published on 5 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

gnuplot v5.5 was discovered to contain a buffer overflow via the function plotrequest().

Weakness: CWE-120

Which versions are affected by CVE-2020-25969?

It affects 1 product.

Linux distribution packages (2)

`gnuplot` SUSE:Linux Enterprise Server 12 SP5	All versions	`4.6.5-3.6.1`
`gnuplot` SUSE:Linux Enterprise Server for SAP Applications 12 SP5	All versions	`4.6.5-3.6.1`

Products include Gnuplot Gnuplot.

How do I fix CVE-2020-25969?

Apply the vendor's patch.

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

Is CVE-2020-25969 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-25969 exists.

Sources

Also known as DEBIAN-CVE-2020-25969, GHSA-8536-57cw-wqg3, OESA-2023-1432, SUSE-SU-2023:3091-1, UBUNTU-CVE-2020-25969.