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CVE-2021-30852 Details

Description

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to arbitrary code execution.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://support.apple.com/en-us/HT212807 CVE
https://support.apple.com/en-us/HT212814 CVE
https://support.apple.com/en-us/HT212815 CVE
https://support.apple.com/en-us/HT212819 CVE
https://support.apple.com/kb/HT212869 CVE

see all 12 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-843Access of Resource Using Incompatible Type ('Type Confusion')[email protected]

Affected Products

ProductVersions
apple ipados
< 14.8

CPE

  • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
apple iphone os
< 14.8

CPE

  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
apple macos
< 12.0.1

CPE

  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
apple tvos
< 15.0

CPE

  • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
apple watchos
< 8.0

CPE

  • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

13 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-30852
NVD Published Date:
Aug 24, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-30852 Details - Not Deferred