Vulnerability Monitor

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CVE-2021-30720

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.

Published

2021-09-08T14:15:08.600

Last Modified

2024-11-21T06:04:31.090

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.4 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

4.9

Weaknesses

Type: Primary
CWE-287

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	apple	safari	< 14.1.1	Yes
Operating System	apple	ipados	< 14.6	Yes
Operating System	apple	iphone_os	< 14.6	Yes
Operating System	apple	macos	< 11.4	Yes
Operating System	apple	tvos	< 14.6	Yes
Operating System	apple	watchos	< 7.5	Yes

References

https://support.apple.com/en-us/HT212528 Vendor Advisory ([email protected])
https://support.apple.com/en-us/HT212529 Vendor Advisory ([email protected])
https://support.apple.com/en-us/HT212532 Vendor Advisory ([email protected])
https://support.apple.com/en-us/HT212533 Vendor Advisory ([email protected])
https://support.apple.com/en-us/HT212534 Vendor Advisory ([email protected])
https://support.apple.com/en-us/HT212528 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/en-us/HT212529 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/en-us/HT212532 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/en-us/HT212533 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/en-us/HT212534 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)