Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2020-24863 First vendor Publication 2020-09-03
Vendor Cve Last vendor Modification 2020-09-11

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score 4.9 Attack Range Local
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A memory corruption vulnerability was found in the kernel function kern_getfsstat in MidnightBSD before 1.2.7 and 1.3 through 2020-08-19, and FreeBSD through 11.4, that allows an attacker to trigger an invalid free and crash the system via a crafted size value in conjunction with an invalid mode.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24863

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-787 Out-of-bounds Write (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 455
Os 4

Sources (Detail)

Source Url
CONFIRM http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:01.txt
https://www.freebsd.org/security/advisories/FreeBSD-EN-20:18.getfsstat.asc
MISC https://github.com/MidnightBSD/src/blob/1691c07ff4f27b97220a5d65e217341e477f4...
https://www.midnightbsd.org/notes/

Alert History

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Date Informations
2024-02-16 13:04:25
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2024-02-15 02:08:57
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2024-02-02 02:14:59
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2024-02-01 12:20:28
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2024-01-13 02:07:38
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2023-09-05 13:09:26
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2023-09-05 01:20:04
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2023-09-02 13:08:16
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2023-09-02 01:20:22
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2023-08-12 13:12:59
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2023-08-12 01:19:37
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2023-08-11 13:06:05
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2023-08-11 01:20:15
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2023-08-06 13:04:20
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2023-08-06 01:19:27
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2023-08-04 13:04:41
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2023-08-04 01:19:44
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2023-07-14 13:04:41
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2023-07-14 01:19:35
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2023-03-29 02:07:19
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2023-03-28 12:19:49
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2022-12-15 01:50:23
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2022-10-11 12:57:45
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2022-10-11 01:19:24
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2022-09-14 12:48:07
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2021-09-11 01:38:48
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2021-06-11 01:35:40
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2021-06-10 01:36:03
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2021-05-05 01:38:52
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2021-05-04 13:50:03
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2021-04-22 03:01:39
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2021-04-03 01:33:12
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2020-10-10 01:28:02
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2020-09-11 21:23:11
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2020-09-03 21:23:12
  • First insertion