CVEvulnerability

CVE-2020-3837

7.8 HIGH Known exploited Published 2020-02-27 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Apple Multiple Products Memory Corruption Vulnerability — Apple Multiple Products

Apple iOS, iPadOS, macOS, tvOS, and watchOS contain a memory corruption vulnerability that could allow an application to execute code with kernel privileges.

Added to KEV
2022-06-27
Remediation due
2022-07-18
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-3837
Status
Analyzed
Published
2020-02-27
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
9.3 HIGH — AV:N/AC:M/Au:N/C:C/I:C/A:C
Weaknesses
CWE-787

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 kernel privileges.

Affected configurations

• apple ipados (< 13.3.1) • apple iphone os (< 13.3.1) • apple mac os x (< 10.15.3) • apple tvos (< 13.3.1) • apple watchos (< 6.1.2)

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References