CVE-2021-30698

A null pointer dereference was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, Safari 14.1.1, iOS 14.6 and iPadOS 14.6. A remote attacker may be able to cause a denial of service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
appleCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 63%
VendorProductVersion
applesafari
𝑥
< 14.1.1
appleipados
𝑥
< 14.6
appleiphone_os
𝑥
< 14.6
applemacos
11.0 ≤
𝑥
< 11.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://support.apple.com/en-us/HT212528
https://support.apple.com/en-us/HT212529
https://support.apple.com/en-us/HT212534
https://support.apple.com/en-us/HT212528
https://support.apple.com/en-us/HT212529
https://support.apple.com/en-us/HT212534