Vulnerability CVE-2021-30818


Published: 2021-10-28

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

Type:

CWE-843

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

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Apple -> Safari 
Apple -> Ipados 
Apple -> Iphone os 
Apple -> TVOS 
Apple -> Watchos 

 References:
https://support.apple.com/en-us/HT212819
https://support.apple.com/en-us/HT212807
https://support.apple.com/en-us/HT212815
https://support.apple.com/en-us/HT212816
https://support.apple.com/en-us/HT212814

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