What is CVE-2017-17509?

CVE-2017-17509 is a high-severity vulnerability in Hdfgroup Hdf5, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2017-12-11.

How severe is CVE-2017-17509?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2017-17509 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Hdfgroup Hdf5

CVE-2017-17509

In HDF5 1.10.1, there is an out of bounds write vulnerability in the function H5G__ent_decode_vec in H5Gcache.c in libhdf5.a. For example, h5dump would crash or possibly have unspecified other impact someone opens a crafted hdf5 file.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (59.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Hdfgroup Hdf5 — versions 1.10.1
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2017-17509?: CVE-2017-17509 is a high-severity vulnerability in Hdfgroup Hdf5, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2017-12-11.
How severe is CVE-2017-17509?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2017-17509 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.