Vulnerability CVE-2021-30744
Published: 2021-09-08

Description:
Description: A cross-origin issue with iframe elements was addressed with improved tracking of security origins. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing maliciously crafted web content may lead to universal cross site scripting.

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Apple -> Safari 
Apple -> Ipad os 
Apple -> Iphone os 
Apple -> Mac os 
Apple -> TVOS 
Apple -> Watchos 

 References:
https://support.apple.com/en-us/HT212529
https://support.apple.com/en-us/HT212528
https://support.apple.com/en-us/HT212534
https://support.apple.com/en-us/HT212532
https://support.apple.com/en-us/HT212533
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