Vulnerability · Published Sep 8, 2021 · Assigned by apple

CVE-2021-30698

High 7.5

In plain English

A high-severity security flaw in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.2% (higher than 82% of all known vulnerabilities).

Severity (CVSS NVD)7.5High

Exploit odds (30 days)2.2%top 17.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
Apple	iOS and iPadOS	unspecified – before 14.6
Apple	macOS	unspecified – before 11.4
Apple	macOS	unspecified – before 14.1

References

https://support.apple.com/en-us/HT212528 x_refsource_MISC
https://support.apple.com/en-us/HT212529 x_refsource_MISC
https://support.apple.com/en-us/HT212534 x_refsource_MISC