CVE-2020-10809: Buffer Overflow
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2020-10809?
CVE-2020-10809 has been classified as a high severity vulnerability due to its potential for Denial of Service attacks.
How do I fix CVE-2020-10809?
To fix CVE-2020-10809, it is recommended to upgrade to HDF5 version 1.12.1 or later.
What causes the vulnerability in CVE-2020-10809?
CVE-2020-10809 is caused by a heap-based buffer overflow in the Decompress() function in decompress.c when processing crafted files.
Are there any known exploit attempts for CVE-2020-10809?
As of now, specific exploit attempts for CVE-2020-10809 have not been widely reported, but the potential for Denial of Service exists.
Which software versions are affected by CVE-2020-10809?
CVE-2020-10809 affects versions of HDF5 up to and including 1.12.0.