9.3

CVE-2021-30869

Warnung

A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, Security Update 2021-006 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this issue exists in the wild.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
AppleiPadOS Version < 14.4
AppleiPhone OS Version >= 12.0 < 12.5.5
AppleiPhone OS Version >= 14.0 < 14.4
ApplemacOS X Version >= 10.14 <= 10.14.6
ApplemacOS X Version >= 10.15 <= 10.15.6
ApplemacOS X Version10.14.6 Updatesecurity_update_2019-001
ApplemacOS X Version10.14.6 Updatesecurity_update_2019-002
ApplemacOS X Version10.14.6 Updatesecurity_update_2019-004
ApplemacOS X Version10.14.6 Updatesecurity_update_2019-005
ApplemacOS X Version10.14.6 Updatesecurity_update_2019-006
ApplemacOS X Version10.14.6 Updatesecurity_update_2019-007
ApplemacOS X Version10.14.6 Updatesecurity_update_2020-001
ApplemacOS X Version10.14.6 Updatesecurity_update_2020-002
ApplemacOS X Version10.14.6 Updatesecurity_update_2020-003
ApplemacOS X Version10.14.6 Updatesecurity_update_2020-004
ApplemacOS X Version10.14.6 Updatesecurity_update_2020-005
ApplemacOS X Version10.14.6 Updatesecurity_update_2020-006
ApplemacOS X Version10.14.6 Updatesecurity_update_2020-007
ApplemacOS X Version10.15.7 Update-
ApplemacOS X Version10.15.7 Updatesecurity_update_2020
ApplemacOS X Version10.15.7 Updatesecurity_update_2020-001
ApplemacOS X Version10.15.7 Updatesecurity_update_2020-005
ApplemacOS X Version10.15.7 Updatesecurity_update_2020-007
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-002
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-003
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-004
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-005
ApplemacOS X Version10.15.7 Updatesupplemental_update
ApplemacOS Version >= 11.0 < 11.2

03.11.2021: CISA Known Exploited Vulnerabilities (KEV) Catalog

Apple iOS, iPadOS, and macOS Type Confusion Vulnerability

Schwachstelle

Apple iOS, iPadOS, and macOS contain a type confusion vulnerability in the XNU which may allow a malicious application to execute code with kernel privileges.

Beschreibung

Apply updates per vendor instructions.

Erforderliche Maßnahmen
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 3.66% 0.874
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 9.3 8.6 10
AV:N/AC:M/Au:N/C:C/I:C/A:C
134c704f-9b21-4f2e-91b3-4a467353bcc0 7.8 1.8 5.9
CVSS:3.1/AV:L/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.