CVE-2017-13147 Denial of service in n/a
An attacker can cause a denial of service in GraphicsMagick by providing a malicious MNG file with an invalid chunk length.
- 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-2017-13147?
CVE-2017-13147 is a high-severity denial of service vulnerability in Graphicsmagick Graphicsmagick, published on 23 Aug 2017. 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 GraphicsMagick 1.3.26, an allocation failure vulnerability was found in the function ReadMNGImage in coders/png.c when a small MNG file has a MEND chunk with a large length value.
Weakness: CWE-20
Which versions are affected by CVE-2017-13147?
It affects 1 product.
Products include Graphicsmagick Graphicsmagick.
How do I fix CVE-2017-13147?
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-2017-13147 being exploited?
There is no known exploitation of CVE-2017-13147 in the wild and no public exploit code.
Other vulnerabilities in Graphicsmagick Graphicsmagick
Sources
Also known as DEBIAN-CVE-2017-13147, GHSA-c83v-95vq-jq7j, UBUNTU-CVE-2017-13147.