CVE-2018-5727 Integer overflow in n/a

Medium 6.5 Published 16 Jan 2018 Updated 5 Aug 2024

Remote attackers can cause a denial of service via a crafted BMP file due to an integer overflow in the OpenJPEG library.

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-2018-5727?

CVE-2018-5727 is a medium-severity vulnerability in Uclouvain Openjpeg, published on 16 Jan 2018. 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

In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.

Weakness: CWE-190

Which versions are affected by CVE-2018-5727?

It affects 1 product.

Products include Uclouvain Openjpeg.

How do I fix CVE-2018-5727?

Upgrade to a fixed version.

Is CVE-2018-5727 being exploited?

There is no known exploitation of CVE-2018-5727 in the wild and no public exploit code.

All Uclouvain Openjpeg vulnerabilities

Sources

Also known as DEBIAN-CVE-2018-5727, GHSA-r7wc-c46x-5q6f, UBUNTU-CVE-2018-5727.