CVE-2020-10809 Memory corruption in n/a
A heap-based buffer overflow in the HDF5 library allows attackers to cause a denial of service via a crafted file processed by the gif2h5 binary.
- 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-2020-10809?
CVE-2020-10809 is a medium-severity memory corruption vulnerability in Hdfgroup Hdf5, published on 22 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 HDF5 through 1.12.0. A heap-based buffer overflow exists in the function Decompress() located in decompress.c. It can be triggered by sending a crafted file to the gif2h5 binary. It allows an attacker to cause Denial of Service.
Weakness: CWE-787
Which versions are affected by CVE-2020-10809?
It affects 1 product.
Products include Hdfgroup Hdf5.
How do I fix CVE-2020-10809?
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-2020-10809 being exploited?
There is no known exploitation of CVE-2020-10809 in the wild and no public exploit code.
Other vulnerabilities in Hdfgroup Hdf5
Sources
Also known as DEBIAN-CVE-2020-10809, ECHO-0880-b082-0af6, GHSA-xq3f-wxh6-25rp, UBUNTU-CVE-2020-10809.