CVE-2021-33430 describes a buffer overflow vulnerability in NumPy 1.9.x, specifically within the PyArray_NewFromDescr_int function, when handling arrays with over 32 dimensions. This flaw could allow a malicious, authenticated user to trigger a Denial of Service. The vulnerability is rated Medium severity (CVSS 5.3) due to its network attack vector and high impact on availability, though it requires high attack complexity and privileged access. Despite its potential, there is no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.9.0, <= 1.9.3CPE matchmatch criteria | cpe:2.3:a:numpy:numpy:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
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