CVE-2018-12108 Denial of service in n/a

Medium 5.5 Published 11 Jun 2018 Updated 16 Sep 2024

Remote attackers can cause a denial of service via a malformed file in the Lepton image compression library.

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: None listed

What is CVE-2018-12108?

CVE-2018-12108 is a medium-severity denial of service vulnerability in n/a, published on 11 Jun 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 Dropbox Lepton 1.2.1. The validateAndCompress function in validation.cc allows remote attackers to cause a denial of service (SIGFPE and application crash) via a malformed file.

Weakness: CWE-20

Which versions are affected by CVE-2018-12108?

It affects 1 product.

Products include Dropbox Lepton.

How do I fix CVE-2018-12108?

No fix has been published for CVE-2018-12108 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-12108 being exploited?

There is no known exploitation of CVE-2018-12108 in the wild and no public exploit code.

Sources

Also known as GHSA-rw8x-cv6m-w947, UBUNTU-CVE-2018-12108.