CVE-2019-20630 Memory corruption in n/a
A heap-based buffer over-read in the GPAC library allows attackers to cause a denial of service via a crafted MP4 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
- Available
What is CVE-2019-20630?
CVE-2019-20630 is a medium-severity memory corruption vulnerability in Gpac Gpac, published on 24 Mar 2020. 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 issue was discovered in libgpac.a in GPAC before 0.8.0, as demonstrated by MP4Box. It contains a heap-based buffer over-read in BS_ReadByte (called from gf_bs_read_bit) in utils/bitstream.c that can cause a denial of service via a crafted MP4 file.
Weakness: CWE-125
Which versions are affected by CVE-2019-20630?
It affects 1 product.
Products include Gpac Gpac.
How do I fix CVE-2019-20630?
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-2019-20630 being exploited?
There is no known exploitation of CVE-2019-20630 in the wild and no public exploit code.
Other vulnerabilities in Gpac Gpac
Sources
Also known as DEBIAN-CVE-2019-20630, GHSA-v4pj-7x97-8hjm, UBUNTU-CVE-2019-20630.