CVE-2021-46243 — MEDIUM (6.5)

Vulnerability Description

An untrusted pointer dereference vulnerability exists in HDF5 v1.13.1-1 via the function H5O__dtype_decode_helper () at hdf5/src/H5Odtype.c. This vulnerability can lead to a Denial of Service (DoS).

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Hdfgroup	Hdf5	1.13.1-1

Related Weaknesses (CWE)

CWE-476

References

https://github.com/HDFGroup/hdf5/issues/1326ExploitIssue TrackingThird Party Advisory
https://github.com/HDFGroup/hdf5/issues/1326ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2021-46243?

CVE-2021-46243 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An untrusted pointer dereference vulnerability exists in HDF5 v1.13.1-1 via the function H5O__dtype_decode_helper () at hdf5/src/H5Odtype.c. This vulnerability can lead to a Denial of Service (DoS).

How severe is CVE-2021-46243?

CVE-2021-46243 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-46243?

Check the references section above for vendor advisories and patch information. Affected products include: Hdfgroup Hdf5.