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CVE-2025-2153

22
FAUCET Score

CVE-2025-2153 is a critical heap-based buffer overflow vulnerability in HDF5 version 1.14.6, specifically within the H5SM_delete function in the H5SM.c file. This flaw allows for remote code execution, impacting products from hdfgroup. With a CVSS score of 8.1 (HIGH), the vulnerability has a network attack vector but high attack complexity and difficult exploitability, yet it can lead to high impact on confidentiality, integrity, and availability. While the exploit has been publicly disclosed, there is no evidence of active exploitation, nor are there readily available exploits in Metasploit, Nuclei, or ExploitDB. The vulnerability has garnered minimal community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.14.6CPE matchmatch criteria
cpe:2.3:a:hdfgroup:hdf5:1.14.6:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

2.3LOW

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
VS Confidentiality
LOW
VS Integrity
LOW
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.46%
Probability of exploitation in next 30 days
EPSS Percentile
37.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0046 is in the 12th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

microsoftpatch availablevia msrc
Product: 17741-17084Fixed in: 1.14.6-1
microsoftpatch availablevia msrc
Product: 17336-17086Fixed in: 1.14.6-1
microsoftpatch availablevia msrc
Product: 20762-17086Fixed in: 1.14.6-1
microsoftpatch availablevia msrc
Product: 20755-17084Fixed in: 1.14.6-1
microsoftpatch availablevia msrc
Product: azl3 hdf5 1.14.4.3-1 on Azure Linux 3.0Fixed in: 1.14.6-1
microsoftpatch availablevia msrc
Product: cbl2 hdf5 1.14.4-1 on CBL Mariner 2.0Fixed in: 1.14.6-1
microsoftpatch availablevia msrc
Product: cbl2 hdf5 1.14.6-1 on CBL Mariner 2.0Fixed in: 1.14.6-1
microsoftpatch availablevia msrc
Product: azl3 hdf5 1.14.6-1 on Azure Linux 3.0Fixed in: 1.14.6-1

Vendor Advisories (1)

microsoft2025-Mar/CVE-2025-2153Moderate

HDF5 h5 File H5SM.c H5SM_delete heap-based overflow

Mar 11, 2025

References

github.com / HDFGroup/hdf5/issues/5329
ExploitIssue Tracking
github.com / sae-as-me/Crashes/raw/refs/heads/main/hdf5/h5_extended_crash.h5
Exploit
vuldb.com
Permissions RequiredVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry