HDF5 1.14.6 Type Conversion Logic H5T__bit_copy heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.79

Summaryinfo

A vulnerability labeled as critical has been found in HDF5 1.14.6. Impacted is the function H5T__bit_copy of the component Type Conversion Logic. Executing a manipulation can lead to heap-based overflow. This vulnerability is tracked as CVE-2025-2309. The attack is restricted to local execution. Moreover, an exploit is present. The vendor plans to fix this issue in an upcoming release.

Detailsinfo

A vulnerability has been found in HDF5 1.14.6 and classified as critical. This vulnerability affects the function H5T__bit_copy of the component Type Conversion Logic. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability was named CVE-2025-2309. The exploitation appears to be easy. Local access is required to approach this attack. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor plans to fix this issue in an upcoming release.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/14/2025 🔍
03/14/2025 +0 days 🔍
05/29/2025 +76 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2025-2309 (🔍)
GCVE (CVE): GCVE-0-2025-2309
GCVE (VulDB): GCVE-100-299722
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/14/2025 14:00
Updated: 05/29/2025 06:27
Changes: 03/14/2025 14:00 (57), 03/15/2025 03:48 (30), 05/08/2025 11:03 (3), 05/08/2025 12:00 (1), 05/29/2025 06:27 (11)
Complete: 🔍
Submitter: NPU Unmanned Systems Safety Laboratory
Cache ID: 216:461:103

Submitinfo

Accepted

  • Submit #514532: HDFGroup hdf5 v1.14.6 Buffer Overflow (by NPU Unmanned Systems Safety Laboratory)

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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