CVE-2020-16299 Denial of service in n/a
A remote attacker can cause a denial of service in GhostScript by submitting a crafted PDF file that triggers a division by zero error.
- 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-2020-16299?
CVE-2020-16299 is a medium-severity denial of service vulnerability in Artifex Ghostscript, published on 13 Aug 2020. 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
A Division by Zero vulnerability in bj10v_print_page() in contrib/japanese/gdev10v.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51.
Weakness: CWE-369
Which versions are affected by CVE-2020-16299?
It affects 3 products.
Products include Artifex Ghostscript, Canonical Ubuntu Linux, Debian Debian Linux.
How do I fix CVE-2020-16299?
Upgrade to a fixed version.
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-2020-16299 being exploited?
There is no known exploitation of CVE-2020-16299 in the wild and no public exploit code.
Other vulnerabilities in Artifex Ghostscript
Sources
Also known as ALPINE-CVE-2020-16299, DEBIAN-CVE-2020-16299, GHSA-v5j3-mr3h-g2mq, UBUNTU-CVE-2020-16299.