CVE-2025-14933 — HIGH (7.8)

Vulnerability Description

NSF Unidata NetCDF-C NC Variable Integer 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 NC variables. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-27266.

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Unidata	Netcdf	-

Related Weaknesses (CWE)

CWE-190

References

https://www.zerodayinitiative.com/advisories/ZDI-25-1151/Third Party Advisory

FAQ

What is CVE-2025-14933?

CVE-2025-14933 is a vulnerability with a CVSS score of 7.8 (HIGH). NSF Unidata NetCDF-C NC Variable Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata Net...

How severe is CVE-2025-14933?

CVE-2025-14933 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-14933?

Check the references section above for vendor advisories and patch information. Affected products include: Unidata Netcdf.