CVE-2021-30720 Information

Description

A logic issue was addressed with improved restrictions. 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. A malicious website may be able to access restricted ports on arbitrary servers.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Reference

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

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

5.4