SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-30720

A malicious website may be able to access restricted ports on arbitrary servers.

MEDIUM 5.4EPSS 1.37%

Does this matter?

Lower severity and a low EPSS score (1.37%). Track it; it rarely justifies an emergency change on its own.

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 3.1
5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
EPSS
1.37% probability · 70th percentile
CISA KEV
Not listed
Weakness
CWE-287
Affected
apple/safari · apple/ipados · apple/iphone os · apple/macos · apple/tvos · apple/watchos
Source
product-security@apple.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.