Executive Summary

Informations
Name CVE-2021-1864 First vendor Publication 2021-09-08
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None 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:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. An attacker with JavaScript execution may be able to execute arbitrary code.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1864

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 3
Os 169
Os 52
Os 13

Sources (Detail)

https://support.apple.com/en-us/HT212317
https://support.apple.com/en-us/HT212323
https://support.apple.com/en-us/HT212324
Source Url

Alert History

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Date Informations
2025-05-27 12:55:00
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2024-11-28 13:50:29
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2024-08-02 13:20:23
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2024-08-02 01:24:06
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2024-02-02 02:20:55
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2024-02-01 12:22:30
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2023-09-05 13:15:17
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2023-09-05 01:22:04
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2023-09-02 13:13:59
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2023-09-02 01:22:23
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2023-08-12 13:19:51
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2023-08-12 01:21:35
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2023-08-11 13:12:27
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2023-08-11 01:22:16
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2023-08-06 13:10:33
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2023-08-06 01:21:21
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2023-08-04 13:10:55
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2023-08-04 01:21:42
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2023-07-14 13:10:57
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2023-07-14 01:21:31
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2023-03-29 02:13:19
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2023-03-28 12:21:46
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2022-10-11 13:03:24
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2022-10-11 01:21:19
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2022-05-25 01:57:05
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2022-04-13 01:49:02
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2022-04-09 01:54:07
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2021-09-17 00:22:59
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2021-09-08 21:23:15
  • First insertion