CVE-2020-3857

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. An application may be able to execute arbitrary code with system privileges.

Metrics

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

Weakness enumeration

CWE-787

Affected software

No affected versions have been published.

Timeline

Published
Feb 27, 2020
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2020

CVE-2020-38587.8A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. An application mCVE-2020-38592.4An inconsistent user interface issue was addressed with improved state management. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. A peCVE-2020-38607.8A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, watchOS 6.1.2. CVE-2020-38617.1The issue was addressed with improved permissions logic. This issue is fixed in iTunes for Windows 12.10.4. A user may gain access to protecCVE-2020-38626.5A denial of service issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, tvOS 13.3.1, SafCVE-2020-38637.8A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.3, Security Update 2020-0CVE-2020-38647.8A logic issue was addressed with improved validation. This issue is fixed in iCloud for Windows 7.17, iTunes 12.10.4 for Windows, iCloud forCVE-2020-38658.8Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, tvOS 13CVE-2020-38665.5This was addressed with additional checks by Gatekeeper on files mounted through a network share. This issue is fixed in macOS Catalina 10.1CVE-2020-38676.1A logic issue was addressed with improved state management. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, tvOS 13.3.1, Safari 13.0.5,CVE-2020-38688.8Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, tvOS 13CVE-2020-38695.3An issue existed in the handling of the local user's self-view. The issue was corrected with improved logic. This issue is fixed in iOS 13.3
CVE-2020-3857: High severity, CVSS 7.8 | Vulnix