CVE-2017-11524 Denial of service in n/a
Remote attackers can cause a denial of service via a crafted file due to an assertion failure in ImageMagick's WriteBlob function.
- 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-2017-11524?
CVE-2017-11524 is a medium-severity denial of service vulnerability in Imagemagick Imagemagick, published on 23 Jul 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
The WriteBlob function in MagickCore/blob.c in ImageMagick before 6.9.8-10 and 7.x before 7.6.0-0 allows remote attackers to cause a denial of service (assertion failure and application exit) via a crafted file.
Weakness: CWE-617
Which versions are affected by CVE-2017-11524?
It affects 1 product.
Products include Imagemagick Imagemagick.
How do I fix CVE-2017-11524?
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-2017-11524 being exploited?
There is no known exploitation of CVE-2017-11524 in the wild and no public exploit code.
Other vulnerabilities in Imagemagick Imagemagick
Sources
Also known as DEBIAN-CVE-2017-11524, GHSA-26m6-rw98-f5xx, UBUNTU-CVE-2017-11524.