Executive Summary

Informations
Name CVE-2020-9900 First vendor Publication 2020-10-22
Vendor Cve Last vendor Modification 2023-01-09

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
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:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 4.6 Attack Range Local
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue existed within the path validation logic for symlinks. This issue was addressed with improved path sanitization. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. A local attacker may be able to elevate their privileges.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9900

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-59 Improper Link Resolution Before File Access ('Link Following')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2
Application 1
Os 2
Os 168
Os 189
Os 50
Os 12

Sources (Detail)

Source Url
MISC https://support.apple.com/kb/HT211288
https://support.apple.com/kb/HT211289
https://support.apple.com/kb/HT211290
https://support.apple.com/kb/HT211291

Alert History

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Date Informations
2024-02-02 02:20:20
  • Multiple Updates
2024-02-01 12:22:07
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2023-09-05 13:14:40
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2023-09-05 01:21:41
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2023-09-02 13:13:24
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2023-09-02 01:22:01
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2023-08-22 13:05:44
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2023-03-28 12:21:25
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2023-01-09 21:27:32
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2022-10-11 01:21:00
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2022-01-13 01:45:33
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2022-01-06 01:45:40
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2022-01-05 01:45:19
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2021-09-16 01:42:21
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2021-09-15 01:42:03
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2021-05-26 01:38:42
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2021-05-23 12:38:17
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2021-05-05 01:41:43
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2021-05-04 14:06:17
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2021-04-22 03:11:14
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2021-04-09 01:36:25
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2021-04-08 01:36:11
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2020-11-01 17:23:08
  • Multiple Updates
2020-10-27 17:23:06
  • Multiple Updates
2020-10-23 00:23:08
  • First insertion