Cyber Resilience

CVE-2025-44905

HighPublic PoC

Published: 30 May 2025

Published
30 May 2025
Modified
03 June 2025
KEV Added
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Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0031 54.4th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-44905 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Hdfgroup Hdf5. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Client Execution (T1203); ranked in the top 45.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

CWE(s)
CWE-122

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1203 Exploitation for Client Execution Execution
Adversaries may exploit software vulnerabilities in client applications to execute code.
attack.mitre.org →
T1499.004 Application or System Exploitation Impact
Adversaries may exploit software vulnerabilities that can cause an application or system to crash and deny availability to users.
attack.mitre.org →
Why these techniques?

Heap buffer overflow in HDF5 library enables exploitation for client-side arbitrary code execution (T1203) or application denial-of-service/crash (T1499.004) via maliciously crafted files processed by the H5Z__filter_scaleoffset function.

Affected Assets

hdfgroup
hdf5
1.14.6

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References