CVE-2021-1789

KEV
Published: Apr 02, 2021 Last Modified: Ott 23, 2025 EU-VD ID: EUVD-2021-7253 Aliases: GSD-2021-1789
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 8,8
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
MEDIUM 6,8
Access Vector: network
Access Complexity: medium
Authentication: none
Confidentiality: partial
Integrity: partial
Availability: partial

Description

AI Translation Available

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.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0024
Percentile
0,5th
Updated

EPSS Score Trend (Last 90 Days)

843

Access of Resource Using Incompatible Type ('Type Confusion')

Incomplete
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality
Potential Impacts:
Read Memory Modify Memory Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart
Applicable Platforms
Languages: C, C++
View CWE Details
Operating System

Iphone Os by Apple

Version Range Affected
To 14.4 (exclusive)
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Ipados by Apple

Version Range Affected
To 14.4 (exclusive)
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

Version Range Affected
From 10.14 (inclusive)
To 10.14.6 (exclusive)
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Tvos by Apple

Version Range Affected
To 14.4 (exclusive)
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Webkitgtk by Webkitgtk

Version Range Affected
To 2.30.6 (exclusive)
cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Watchos by Apple

Version Range Affected
To 7.3 (exclusive)
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Macos by Apple

Version Range Affected
From 11.0 (inclusive)
To 11.2 (exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Mac Os X by Apple

Version Range Affected
From 10.15 (inclusive)
To 10.15.7 (exclusive)
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://security.gentoo.org/glsa/202104-03
https://support.apple.com/en-us/HT212146
https://support.apple.com/en-us/HT212147
https://support.apple.com/en-us/HT212148
https://support.apple.com/en-us/HT212149
https://support.apple.com/en-us/HT212152
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://security.gentoo.org/glsa/202104-03
https://support.apple.com/en-us/HT212146
https://support.apple.com/en-us/HT212147
https://support.apple.com/en-us/HT212148
https://support.apple.com/en-us/HT212149
https://support.apple.com/en-us/HT212152