Executive Summary

Informations
Name CVE-2021-29971 First vendor Publication 2021-08-05
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

If a user had granted a permission to a webpage and saved that grant, any webpage running on the same host - irrespective of scheme or port - would be granted that permission. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 90.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29971

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-281 Improper Preservation of Permissions

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 659

Sources (Detail)

https://bugzilla.mozilla.org/show_bug.cgi?id=1713638
https://www.mozilla.org/security/advisories/mfsa2021-28/
Source Url

Alert History

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Date Informations
2024-11-28 13:55:40
  • Multiple Updates
2024-11-01 02:25:53
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2024-10-23 13:21:46
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2024-10-23 02:25:30
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2024-10-22 13:22:29
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2024-08-02 13:24:31
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2024-08-02 01:25:15
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2024-02-10 02:17:28
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2024-02-02 02:24:48
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2024-02-01 12:23:34
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2023-09-05 13:19:07
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2023-09-05 01:23:07
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2023-09-02 13:17:44
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2023-09-02 01:23:27
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2023-08-12 13:23:45
  • Multiple Updates
2023-08-12 01:22:39
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2023-08-11 13:16:05
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2023-08-11 01:23:24
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2023-08-06 13:14:05
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2023-08-06 01:22:24
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2023-08-04 13:14:28
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2023-08-04 01:22:45
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2023-07-14 13:14:29
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2023-07-14 01:22:33
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2023-04-01 02:05:33
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2023-03-29 02:16:43
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2023-03-28 12:22:47
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2022-10-11 13:06:32
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2022-10-11 01:22:18
  • Multiple Updates
2021-08-12 21:23:15
  • Multiple Updates
2021-08-06 00:22:48
  • First insertion