Vulnerability · Published Sep 8, 2021 · Assigned by apple

CVE-2021-30779

High 7.8

In plain English

A high-severity security flaw in iOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities).

Severity (CVSS NVD)7.8High

Exploit odds (30 days)1.3%top 29.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

This issue was addressed with improved checks. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing a maliciously crafted image may lead to arbitrary code execution.

Affected products (as reported)

Vendor	Product	Versions
Apple	iOS	unspecified – before 14.7
Apple	macOS	unspecified – before 11.5
Apple	macOS	unspecified – before 14.7
Apple	macOS	unspecified – before 7.6

References

https://support.apple.com/en-us/HT212601 x_refsource_MISC
https://support.apple.com/en-us/HT212602 x_refsource_MISC
https://support.apple.com/en-us/HT212605 x_refsource_MISC
https://support.apple.com/en-us/HT212604 x_refsource_MISC