Executive Summary

Informations
Name CVE-2021-30720 First vendor Publication 2021-09-08
Vendor Cve Last vendor Modification 2021-09-22

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Overall CVSS Score 5.4
Base Score 5.4 Environmental Score 5.4
impact SubScore 2.5 Temporal Score 5.4
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction Required
Scope Unchanged Confidentiality Impact Low
Integrity Impact Low Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:N)
Cvss Base Score 5.8 Attack Range Network
Cvss Impact Score 4.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious website may be able to access restricted ports on arbitrary servers.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30720

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-287 Improper Authentication

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 264
Application 1
Os 1
Os 167
Os 19
Os 1
Os 49
Os 11

Sources (Detail)

Source Url
MISC https://support.apple.com/en-us/HT212528
https://support.apple.com/en-us/HT212529
https://support.apple.com/en-us/HT212532
https://support.apple.com/en-us/HT212533
https://support.apple.com/en-us/HT212534

Alert History

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Date Informations
2021-09-23 00:23:06
  • Multiple Updates
2021-09-22 21:23:29
  • Multiple Updates
2021-09-15 00:22:53
  • Multiple Updates
2021-09-08 21:23:16
  • First insertion