CVE-2020-3837: Apple Multiple Products Memory Corruption Vulnerability

Published Jan 28, 2020
·
Updated

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.

Other sources

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

— CISA

IOAcceleratorFamily. A memory corruption issue was addressed with improved memory handling.

Credit

Brandon Azad(Google Project Zero)

Affected Software

13 affected componentsFixes available
Apple Multiple Products
Apple tvOS<13.3.1
13.3.1
Apple macOS Catalina<10.15.3
10.15.3
Apple Mojave
Apple High Sierra
Apple WatchOS<6.1.2
6.1.2
Apple iOS<13.3.1
13.3.1
Apple iPadOS<13.3.1
13.3.1
Apple iPadOS<13.3.1
Apple iPhone OS<13.3.1
Apple iOS and macOS<10.15.3
Apple tvOS<13.3.1
Apple WatchOS<6.1.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 13.3.1
  2. Upgrade

    Upgrade macOS Catalina to a version that resolves this vulnerability.

    Fixed in 10.15.3
  3. Upgrade

    Upgrade Apple iOS, iPadOS, and watchOS to a version that resolves this vulnerability.

    Fixed in 6.1.2
  4. Upgrade

    Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.

    Fixed in 13.3.1
  5. Upgrade

    Upgrade Apple iOS, iPadOS, and macOS to a version that resolves this vulnerability.

    Fixed in 13.3.1
  6. Upgrade

    Upgrade Apple iOS/iPadOS to a version that resolves this vulnerability.

    Fixed in 13.3.1
  7. Upgrade

    Upgrade Apple macOS Catalina to a version that resolves this vulnerability.

    Fixed in 10.15.3
  8. Upgrade

    Upgrade Apple tvOS to a version that resolves this vulnerability.

    Fixed in 13.3.1
  9. Upgrade

    Upgrade Apple watchOS to a version that resolves this vulnerability.

    Fixed in 6.1.2

Event History

Feb 27, 2020
CVE Published
via MITRE·08:45 PM
Data Sourced
via MITRE·08:45 PM
DescriptionWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software
Jun 27, 2022
Known Exploited
via CISA·12:00 AM

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2020-3837?

CVE-2020-3837 is a memory corruption vulnerability in Apple iOS, iPadOS, macOS, tvOS, and watchOS.

2

What is the severity of CVE-2020-3837?

The severity of CVE-2020-3837 is not specified in the provided information.

3

How can an application exploit CVE-2020-3837?

An application can exploit CVE-2020-3837 to execute code with kernel privileges.

4

Which Apple products are affected by CVE-2020-3837?

Apple iOS, iPadOS, macOS, tvOS, and watchOS are affected by CVE-2020-3837.

5

How can I fix CVE-2020-3837?

Fixes for CVE-2020-3837 are provided by Apple in the referenced support articles.

Company

Resources

Contact

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