Buffer overflow in Hdfgroup Hdf5
CVE-2020-10809
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.015 (74.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
Weakness classification (CWE)
References
- research.loginsoft.com/bugs/heap-overflow-in-decompress-c-hdf5-1-13-0/ (Exploit, Third Party Advisory)
- github.com/Loginsoft-Research/hdf5-reports/tree/master/Vuln_1 (Exploit, Third Party Advisory)
- bitbucket.hdfgroup.org/projects/HDFFV/repos/hdf5/browse/release_docs/RELEASE.txt (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2020-10809?
- CVE-2020-10809 is a medium-severity vulnerability in Hdfgroup Hdf5, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2020-03-22.
- How severe is CVE-2020-10809?
- Medium severity. CVSS v3 base score is 5.5 out of 10.