Vulnerability · Published Sep 8, 2021 · Assigned by apple

CVE-2021-30688

High 8.8

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 0.3% (higher than 22% of all known vulnerabilities).

Severity (CVSS NVD)8.8High
Exploit odds (30 days)0.3%top 78.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

A malicious application may be able to break out of its sandbox. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A path handling issue was addressed with improved validation.

Affected products (as reported)

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

References