Vulnerability · Published Sep 8, 2021 · Assigned by apple

CVE-2021-30684

High 7.8

In plain English

A high-severity security flaw in macOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 74% of all known vulnerabilities).

Severity (CVSS NVD)7.8High
Exploit odds (30 days)1.5%top 26.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A remote attacker may cause an unexpected application termination or arbitrary code execution.

Affected products (as reported)

VendorProductVersions
Apple macOS unspecified – before 11.4
Apple macOS unspecified – before 2021

References