CVE-2016-8728 Memory corruption in MuPDF
A heap out-of-bounds write in MuPDF allows attackers to execute arbitrary code by tricking users into opening a specially crafted PDF file.
- 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-2016-8728?
CVE-2016-8728 is a high-severity memory corruption vulnerability in Artifex Mupdf, published on 24 Apr 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 exploitable heap out of bounds write vulnerability exists in the Fitz graphical library part of the MuPDF renderer. A specially crafted PDF file can cause a out of bounds write resulting in heap metadata and sensitive process memory corruption leading to potential code execution. Victim needs to open the specially crafted file in a vulnerable reader in order to trigger this vulnerability.
Weakness: CWE-787
Which versions are affected by CVE-2016-8728?
It affects 1 product.
Products include Artifex Mupdf.
How do I fix CVE-2016-8728?
No fix has been published for CVE-2016-8728 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2016-8728 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2016-8728 exists.
Other vulnerabilities in Artifex Mupdf
Sources
Also known as GHSA-88g7-mv6v-2x85.