ZDI-25-1153: (0Day) NSF Unidata NetCDF-C Time Unit 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 time units. 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-2025-14932.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-25-1153?
The severity of ZDI-25-1153 is critical due to its ability to allow remote code execution.
How do I fix ZDI-25-1153?
To fix ZDI-25-1153, ensure you update your NSF Unidata NetCDF-C software to the latest version that addresses this vulnerability.
What exploit mechanism is used in ZDI-25-1153?
ZDI-25-1153 is exploited through user interaction, requiring the target to visit a malicious page or open a malicious file.
Can ZDI-25-1153 affect my system if I do not interact with malicious content?
No, ZDI-25-1153 requires user interaction, meaning it cannot be exploited without the user visiting a malicious website or opening a harmful file.
Who is affected by ZDI-25-1153?
Users of NSF Unidata NetCDF-C are at risk from the ZDI-25-1153 vulnerability.