VULNERABILITY INTELLIGENCE

CVE-2021-30728

CVSS score7.8 HIGH
EPSS probability1.32%
CISA KEVNot currently listed
Published2021-09-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A malicious application may be able to execute arbitrary code with kernel privileges.

Weakness classification

  • nvd@nist.gov: CWE-787

Primary references