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Vulnerability Intelligence

Vulnerability IntelligenceCVE-2021-37501

CVE-2021-37501

HIGH7.5

Buffer Overflow vulnerability in HDFGroup hdf5-h5dump 1

Published Feb 3, 2023

Modified 11 months ago

Details

Buffer Overflow vulnerability in HDFGroup hdf5-h5dump 1.12.0 through 1.13.0 allows attackers to cause a denial of service via h5tools_str_sprint in /hdf5/tools/lib/h5tools_str.c.

References

https://github.com/HDFGroup/hdf5

https://github.com/HDFGroup/hdf5/issues/2458

https://github.com/ST4RF4LL/Something_Found/blob/main/HDF5_v1.13.0_h5dump_heap_overflow.md

https://www.cve.org/CVERecord?id=CVE-2021-37501

CVSS Analysis

CVSS v3.1

7.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

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

Ecosystems

Timeline

PublishedFeb 3, 2023

ModifiedMar 26, 2025

CVE-2021-37501 | Mondoo Vulnerability Intelligence