CVE-2021-41496
CVSS V2 Low 2.1
CVSS V3 Medium 5.5
Description
** DISPUTED ** Buffer overflow in the array_from_pyobj function of fortranobject.c in NumPy < 1.19, which allows attackers to conduct a Denial of Service attacks by carefully constructing an array with negative values. NOTE: The vendor does not agree this is a vulnerability; the negative dimensions can only be created by an already privileged user (or internally).
Overview
- CVE ID
- CVE-2021-41496
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-12-17T20:15:08
- Last Modified Date
- 2023-02-24T15:34:18
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:numpy:numpy:*:*:*:*:*:*:*:* | 1 | OR | 1.19.0 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 2.1
- Severity
- LOW
- Exploitability Score
- 3.9
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 5.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/numpy/numpy/issues/19000 | Exploit Issue Tracking Patch Third Party Advisory |
| https://www.oracle.com/security-alerts/cpujul2022.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-41496 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41496 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:33:44 | Added to TrackCVE | |||
| 2022-12-06 04:20:00 | 2021-12-17T20:15Z | 2021-12-17T20:15:08 | CVE Published Date | updated |
| 2022-12-06 04:20:00 | 2022-07-25T18:16:48 | CVE Modified Date | updated | |
| 2022-12-06 04:20:00 | Modified | Vulnerability Status | updated | |
| 2022-12-06 04:20:05 | References | updated | ||
| 2022-12-30 15:12:40 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-02-24 17:12:15 | 2023-02-24T15:34:18 | CVE Modified Date | updated | |
| 2023-02-24 17:12:15 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |