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CVE-2021-30758 Details
Description
A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://support.apple.com/en-us/HT212601 | CVE | Vendor Advisory |
| https://support.apple.com/en-us/HT212602 | CVE | Vendor Advisory |
| https://support.apple.com/en-us/HT212604 | CVE | Vendor Advisory |
| https://support.apple.com/en-us/HT212605 | CVE | Vendor Advisory |
| https://support.apple.com/en-us/HT212606 | CVE | Vendor Advisory |
| https://support.apple.com/en-us/HT212601 | [email protected] | Vendor Advisory |
| https://support.apple.com/en-us/HT212602 | [email protected] | Vendor Advisory |
| https://support.apple.com/en-us/HT212604 | [email protected] | Vendor Advisory |
| https://support.apple.com/en-us/HT212605 | [email protected] | Vendor Advisory |
| https://support.apple.com/en-us/HT212606 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-843 | Access of Resource Using Incompatible Type ('Type Confusion') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| apple safari | < 14.1.2 |
CPE
Remediation
| |
| apple iphone os | < 14.7 |
CPE
Remediation
| |
| apple macos | < 11.5 |
CPE
Remediation
| |
| apple tvos | < 14.7 |
CPE
Remediation
| |
| apple watchos | < 7.6 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Sep 14, 2021 | Initial Analysis | [email protected] |