CVE-2020-3858: Critical severity apple ios and ipados vulnerability

Published Jan 28, 2020
·
Updated

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

Other sources

A 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 may be able to execute arbitrary code with kernel privileges.

Credit

Ned Williamson(Google Project Zero), Xiaolong Bai, Min (Spark) Zheng(Alibaba Inc), Luyi Xing(Indiana University Bloomington)

Affected Software

4 affected componentsFixes available
Apple iOS and iPadOS<13.3.1
13.3.1
Apple iOS, iPadOS, and macOS<13.3.1
13.3.1
Apple iOS, iPadOS, and macOS<13.3.1
iPhone OS<13.3.1

Event History

Feb 27, 2020
CVE Published
via MITRE·08:45 PM
Data Sourced
via MITRE·08:45 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2020-3858?

CVE-2020-3858 is a kernel vulnerability in Apple iOS and iPadOS that involves a memory corruption issue.

2

How can this vulnerability be described?

This vulnerability is a memory corruption issue in the kernel that has been fixed with improved memory handling.

3

Which software versions are affected by CVE-2020-3858?

The vulnerability affects Apple iOS and iPadOS versions up to but excluding 13.3.1.

4

What is the vendor of the affected software?

The affected software is developed by Apple.

5

How can I fix CVE-2020-3858?

To fix CVE-2020-3858, update your Apple iOS or iPadOS device to version 13.3.1 or later.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203