VULNERABILITY INTELLIGENCE
CVE-2021-30859
CVSS score7.8 HIGH
EPSS probability1.15%
CISA KEVNot currently listed
Published2021-08-24
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
A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges.
Weakness classification
- nvd@nist.gov: CWE-843