VULNERABILITY INTELLIGENCE
CVE-2020-9966
CVSS score7.8 HIGH
EPSS probability1.26%
CISA KEVNot currently listed
Published2020-12-08
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 read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0. An application may be able to execute arbitrary code with kernel privileges.
Weakness classification
- nvd@nist.gov: CWE-125
Primary references
- product-security@apple.com — Mailing List, Third Party Advisory
- product-security@apple.com — Vendor Advisory
- product-security@apple.com — Vendor Advisory
- product-security@apple.com — Vendor Advisory
- product-security@apple.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory