8.8

CVE-2021-1789

Warnung
A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code execution.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Apple ≫ iPadOS Version < 14.4
Apple ≫ iPhone OS Version < 14.4
Apple ≫ macOS X Version >= 10.14 < 10.14.6
Apple ≫ macOS X Version >= 10.15 < 10.15.7
Apple ≫ macOS X Version 10.14.6 Update -
Apple ≫ macOS X Version 10.14.6 Update security_update_2019-004
Apple ≫ macOS X Version 10.14.6 Update security_update_2019-005
Apple ≫ macOS X Version 10.14.6 Update security_update_2019-006
Apple ≫ macOS X Version 10.14.6 Update security_update_2019-007
Apple ≫ macOS X Version 10.14.6 Update security_update_2020-001
Apple ≫ macOS X Version 10.14.6 Update security_update_2020-002
Apple ≫ macOS X Version 10.14.6 Update security_update_2020-003
Apple ≫ macOS X Version 10.14.6 Update security_update_2020-004
Apple ≫ macOS X Version 10.14.6 Update security_update_2020-005
Apple ≫ macOS X Version 10.14.6 Update security_update_2020-006
Apple ≫ macOS X Version 10.14.6 Update security_update_2020-007
Apple ≫ macOS X Version 10.14.6 Update supplemental_update
Apple ≫ macOS X Version 10.14.6 Update supplemental_update_2
Apple ≫ macOS X Version 10.15.7 Update -
Apple ≫ macOS X Version 10.15.7 Update supplemental_update
Apple ≫ macOS Version >= 11.0 < 11.2
Apple ≫ tvOS Version < 14.4
Apple ≫ watchOS Version < 7.3
Fedoraproject ≫ Fedora Version 32
Fedoraproject ≫ Fedora Version 33
Webkitgtk ≫ Webkitgtk Version < 2.30.6

04.05.2022: CISA Known Exploited Vulnerabilities (KEV) Catalog

Apple Multiple Products Type Confusion Vulnerability

Schwachstelle

A type confusion issue affecting multiple Apple products allows processing of maliciously crafted web content, leading to arbitrary code execution.

Beschreibung

Apply updates per vendor instructions.

Erforderliche Maßnahmen
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 13.22% 0.96
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NIST 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
CISA-ADP 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')

The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

https://security.gentoo.org/glsa/202104-03
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/
Broken Link
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/
Broken Link
Mailing List
https://support.apple.com/en-us/HT212147
Vendor Advisory
Release Notes
https://support.apple.com/en-us/HT212146
Vendor Advisory
Release Notes
https://support.apple.com/en-us/HT212148
Vendor Advisory
Release Notes
https://support.apple.com/en-us/HT212149
Vendor Advisory
Release Notes
https://support.apple.com/en-us/HT212152
Vendor Advisory
Release Notes
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1789
US Government Resource