Heap-Based Buffer Overflow in HDF5 Metadata Attribute Decoder by HDF Group
CVE-2025-2310

4.8MEDIUM

Key Information:

Vendor

HDF Group

Status
Hdf5
Vendor
CVE Published:
14 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-2310?

A vulnerability has been identified in HDF5 version 1.14.6 that affects the Metadata Attribute Decoder's function H5MM_strndup. This defect allows for a heap-based buffer overflow, potentially compromising system integrity. Localized exploitation is required to trigger this vulnerability. Despite public disclosure of this exploit, there remains ongoing uncertainty about its actual existence due to the vendor's lack of clarification following multiple inquiries. The vendor's dismissal of vulnerabilities without detailed explanations raises concerns within the security community.

Affected Version(s)

HDF5 1.14.6

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-2310 - Proof of Concept

References

https://vuldb.com/?id.299723
vdb-entrytechnical-description
https://vuldb.com/?ctiid.299723
signaturepermissions-required
https://vuldb.com/?submit.514533
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Zhang Yaoliang (VulDB User)
.