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-2020-9921 First vendor Publication 2020-10-22
Vendor Cve Last vendor Modification 2021-07-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7
Base Score 7 Environmental Score 7
impact SubScore 5.9 Temporal Score 7
Exploitabality Sub Score 1
 
Attack Vector Local Attack Complexity High
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:M/Au:N/C:C/I:C/A:C)
Cvss Base Score 6.9 Attack Range Local
Cvss Impact Score 10 Attack Complexity Medium
Cvss Expoit Score 3.4 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.6. A malicious application may be able to execute arbitrary code with system privileges.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9921

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-787 Out-of-bounds Write (CWE/SANS Top 25)
50 % CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2
Os 189

Sources (Detail)

Source Url
MISC https://support.apple.com/kb/HT211289

Alert History

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Date Informations
2022-10-11 01:21:00
  • Multiple Updates
2022-01-13 01:45:34
  • Multiple Updates
2022-01-06 01:45:40
  • Multiple Updates
2022-01-05 01:45:20
  • Multiple Updates
2021-09-16 01:42:22
  • Multiple Updates
2021-09-15 01:42:04
  • Multiple Updates
2021-08-05 01:41:11
  • Multiple Updates
2021-07-21 17:23:19
  • Multiple Updates
2021-05-26 01:38:43
  • Multiple Updates
2021-05-05 01:41:34
  • Multiple Updates
2021-05-04 14:05:53
  • Multiple Updates
2021-04-22 03:11:15
  • Multiple Updates
2021-04-09 01:36:26
  • Multiple Updates
2021-04-08 01:36:11
  • Multiple Updates
2020-10-28 00:23:11
  • Multiple Updates
2020-10-23 00:23:08
  • First insertion