CVE-2020-19497 Integer overflow in n/a

High 8.8 Published 21 Jul 2021 Updated 4 Aug 2024

An integer overflow in the MAT File I/O Library allows attackers to cause a denial of service via crafted input.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2020-19497?

CVE-2020-19497 is a high-severity vulnerability in n/a, published on 21 Jul 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Integer overflow vulnerability in Mat_VarReadNextInfo5 in mat5.c in tbeu matio (aka MAT File I/O Library) 1.5.17, allows attackers to cause a Denial of Service or possibly other unspecified impacts.

Weakness: CWE-190

Which versions are affected by CVE-2020-19497?

It affects 1 product.

Products include Matio Project Matio.

How do I fix CVE-2020-19497?

Upgrade to a fixed version.

Is CVE-2020-19497 being exploited?

There is no known exploitation of CVE-2020-19497 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2020-19497, GHSA-6wj5-q7pj-g748, UBUNTU-CVE-2020-19497.