Vulnerability · Published Aug 24, 2021 · Assigned by apple

CVE-2021-30927

High 7.8

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 0.4% (higher than 29% of all known vulnerabilities).

Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.4%top 71.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. An application may be able to execute arbitrary code with kernel privileges.

Affected products (as reported)

VendorProductVersions
Apple watchOS unspecified – before 8.3
Apple iOS and iPadOS unspecified – before 15.2
Apple macOS unspecified – before 12.1
Apple macOS unspecified – before 11.6
Apple macOS unspecified – before 15.2
Apple macOS unspecified – before 2021

References