ZDI-25-1155: (0Day) NSF Unidata NetCDF-C Attribute Name Stack-based Buffer Overflow Remote Code Execution Vulnerability

Published Dec 18, 2025
·
Updated

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of attribute names. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current user.

Other sources

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-14936.

ZDI

Affected Software

2 affected components
NSF Unidata NetCDF-C
NSF Unidata NetCDF-C

Event History

Dec 18, 2025
Advisory Published
via ZDI·06:00 AM
Data Sourced
via ZDI·06:00 AM
Description
Dec 24, 2025
Advisory Published
via ZDI·09:17 PM
Data Sourced
via ZDI·09:17 PM
SeverityAffected Software

Frequently Asked Questions

1

What is the severity of ZDI-25-1155?

The severity of ZDI-25-1155 is high due to the potential for remote code execution.

2

How do I fix ZDI-25-1155?

To fix ZDI-25-1155, apply the latest security patch provided by the vendor for NSF Unidata NetCDF-C.

3

Who is affected by ZDI-25-1155?

Users of NSF Unidata NetCDF-C are affected by the ZDI-25-1155 vulnerability.

4

What type of exploit is associated with ZDI-25-1155?

ZDI-25-1155 is associated with a remote code execution exploit that requires user interaction.

5

What are the potential impacts of ZDI-25-1155?

The potential impacts of ZDI-25-1155 include unauthorized access and control over the affected systems.

Contact

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