Executive Summary

Informations
Name CVE-2020-27918 First vendor Publication 2020-12-08
Vendor Cve Last vendor Modification 2021-05-01

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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 None User Interaction Required
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:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 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 macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27918

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 31
Application 338
Application 264
Application 1
Os 1
Os 167
Os 1
Os 1
Os 49
Os 11
Os 1
Os 3

Sources (Detail)

Source Url
DEBIAN https://www.debian.org/security/2021/dsa-4877
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
FULLDISC http://seclists.org/fulldisclosure/2020/Dec/32
GENTOO https://security.gentoo.org/glsa/202104-03
MISC https://support.apple.com/en-us/HT211928
https://support.apple.com/en-us/HT211929
https://support.apple.com/en-us/HT211930
https://support.apple.com/en-us/HT211931
https://support.apple.com/en-us/HT211933
https://support.apple.com/en-us/HT211934
https://support.apple.com/en-us/HT211935
MLIST http://www.openwall.com/lists/oss-security/2021/03/22/1

Alert History

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Date Informations
2021-05-23 12:36:00
  • Multiple Updates
2021-05-04 14:10:14
  • Multiple Updates
2021-05-04 13:23:58
  • Multiple Updates
2021-05-01 09:22:51
  • Multiple Updates
2021-04-22 00:23:20
  • Multiple Updates
2021-04-15 21:23:10
  • Multiple Updates
2021-04-11 21:23:10
  • Multiple Updates
2021-04-10 09:22:50
  • Multiple Updates
2021-04-09 21:23:18
  • Multiple Updates
2021-04-09 00:22:49
  • Multiple Updates
2021-04-08 01:33:58
  • Multiple Updates
2021-04-04 09:22:49
  • Multiple Updates
2021-03-30 09:22:53
  • Multiple Updates
2021-03-29 09:22:50
  • Multiple Updates
2021-03-26 12:34:23
  • Multiple Updates
2020-12-16 00:22:51
  • Multiple Updates
2020-12-10 09:22:51
  • Multiple Updates
2020-12-09 21:24:07
  • Multiple Updates
2020-12-09 17:22:55
  • Multiple Updates
2020-12-09 05:22:56
  • First insertion