ZDI-CAN-27269: ZDI-25-1155: (0Day) NSF Unidata NetCDF-C Attribute Name Stack-based Buffer Overflow Remote Code Execution Vulnerability
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
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-27269?
The severity of ZDI-CAN-27269 is rated as high with a score of 7.8.
How do I fix ZDI-CAN-27269?
To fix ZDI-CAN-27269, users should update to the latest version of NSF Unidata NetCDF-C that addresses this vulnerability.
What type of vulnerability is ZDI-CAN-27269?
ZDI-CAN-27269 is a stack-based buffer overflow vulnerability that allows remote code execution.
What is required to exploit ZDI-CAN-27269?
Exploitation of ZDI-CAN-27269 requires user interaction, specifically that the target visits a malicious page or opens a malicious file.
Which software is affected by ZDI-CAN-27269?
The affected software for ZDI-CAN-27269 is NSF Unidata NetCDF-C.