CVE-2020-27752 Memory corruption in ImageMagick
An attacker can cause a heap buffer overflow in ImageMagick via a crafted file, leading to application crash or data integrity issues.
- 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-2020-27752?
CVE-2020-27752 is a high-severity memory corruption vulnerability in Imagemagick Imagemagick, published on 8 Dec 2020. 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
A flaw was found in ImageMagick in MagickCore/quantum-private.h. An attacker who submits a crafted file that is processed by ImageMagick could trigger a heap buffer overflow. This would most likely lead to an impact to application availability, but could potentially lead to an impact to data integrity as well. This flaw affects ImageMagick versions prior to 7.0.9-0.
Weakness: CWE-122
Which versions are affected by CVE-2020-27752?
It affects 1 product.
Products include Imagemagick Imagemagick.
How do I fix CVE-2020-27752?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-27752 being exploited?
There is no known exploitation of CVE-2020-27752 in the wild and no public exploit code.
Other vulnerabilities in Imagemagick Imagemagick
Sources
Also known as DEBIAN-CVE-2020-27752, GHSA-8h84-r7fq-5pcm, JLSEC-2026-850, UBUNTU-CVE-2020-27752.