CVE-2018-20762 Memory corruption in n/a
A buffer overflow in GPAC MP4Box allows attackers to execute arbitrary code or cause denial of service via crafted filenames in a local directory.
- 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-2018-20762?
CVE-2018-20762 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 6 Feb 2019. 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
GPAC version 0.7.1 and earlier has a buffer overflow vulnerability in the cat_multiple_files function in applications/mp4box/fileimport.c when MP4Box is used for a local directory containing crafted filenames.
Weakness: CWE-119
Which versions are affected by CVE-2018-20762?
It affects 3 products.
Products include Canonical Ubuntu Linux, Debian Debian Linux, Gpac Project Gpac.
How do I fix CVE-2018-20762?
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-2018-20762 being exploited?
There is no known exploitation of CVE-2018-20762 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2018-20762, GHSA-rpmm-2h25-mg88, UBUNTU-CVE-2018-20762.