CVE-2020-9971

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

A logic issue was addressed with improved validation. This issue is fixed in watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.0.1. A malicious application may be able to elevate privileges.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected software

No affected versions have been published.

Timeline

Published
Apr 2, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2020

CVE-2020-99727.8A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 14.0 and iPadOS 14.0. Processing a maliciousCVE-2020-99737.8An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.7, Security Update 2020-005 HCVE-2020-99745.5A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, tvOS 14.2CVE-2020-99757.8A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur CVE-2020-99765.5A logic issue was addressed with improved state management. This issue is fixed in iOS 14.0 and iPadOS 14.0, tvOS 14.0, watchOS 7.0. A malicCVE-2020-99775.5A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. ThCVE-2020-99784.5This issue was addressed with improved setting propagation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, SecuCVE-2020-99795.5A trust issue was addressed by removing a legacy API. This issue is fixed in iOS 14.0 and iPadOS 14.0, tvOS 14.0. An attacker may be able toCVE-2020-99807.8An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10CVE-2020-99817.8A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes fCVE-2020-99825.5This issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in Apple Music 3.4.0 for Android. A malicCVE-2020-99838.8An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Safari 14.0. Processing maliciously crafted
CVE-2020-9971: High severity, CVSS 7.8 | Vulnix