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Hdf5 CVE-2024-32606

MEDIUM
Use of Uninitialized Resource (CWE-908)
2024-05-14 cve@mitre.org
5.7
CVSS 3.1 · Vendor: mitre
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Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Variable initialization
Impact

CVSS score of 5.7 (MEDIUM). Attack characteristics: local attack vector, high complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

A local attacker with access to the system could access uninitialized memory causing crashes or information disclosure. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAI

HDF5 Library through 1.14.3 may attempt to dereference uninitialized values in h5tools_str_sprint in tools/lib/h5tools_str.c (called from h5tools_dump_simple_data in tools/lib/h5tools_dump.c). Rated medium severity (CVSS 5.7), this vulnerability is no authentication required. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Initialize all variables, use compiler warnings for uninitialized access, use memory-safe languages.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified as Use of Uninitialized Resource (CWE-908), which allows attackers to access uninitialized memory causing crashes or information disclosure. HDF5 Library through 1.14.3 may attempt to dereference uninitialized values in h5tools_str_sprint in tools/lib/h5tools_str.c (called from h5tools_dump_simple_data in tools/lib/h5tools_dump.c). Affected products include: Hdfgroup Hdf5. Version information: through 1.14.3.

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Severity by source

Vendor (mitre) PRIMARY 5.7 MEDIUM
AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High

DescriptionCVE.org

HDF5 Library through 1.14.3 may attempt to dereference uninitialized values in h5tools_str_sprint in tools/lib/h5tools_str.c (called from h5tools_dump_simple_data in tools/lib/h5tools_dump.c).

Threat Intelligence Overview

EPSS Score
0.2%
Top 87% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

28
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +28
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:a:hdfgroup:hdf5:*:*:*:*:*:*:*:*

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