CVE-2020-9818: Apple iOS, iPadOS, and watchOS Out-of-Bounds Write Vulnerability

Published May 18, 2020
·
Updated

Mail. An out-of-bounds write issue was addressed with improved bounds checking.

Other sources

Apple iOS, iPadOS, and watchOS Mail contains an out-of-bounds write vulnerability which may allow memory modification or application termination when processing a maliciously crafted mail message.

CISA

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5. Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination.

Credit

ZecOps.com, ZecOps.com, ZecOps.com

Affected Software

9 affected componentsFixes available
Apple iOS, iPadOS, and watchOS
Apple WatchOS<6.2.5
6.2.5
Apple iOS<12.4.7
12.4.7
Apple iOS<13.5
13.5
Apple iPadOS<13.5
13.5
Apple iPadOS<13.5
Apple iPhone OS<12.4.7
Apple iPhone OS>=13.0<13.5
Apple WatchOS<6.2.5

Event History

Jun 9, 2020
CVE Published
via MITRE·04:12 PM
Data Sourced
via MITRE·04:12 PM
DescriptionWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
Nov 3, 2021
Known Exploited
via CISA·12:00 AM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2020-9818?

CVE-2020-9818 is an out-of-bounds write vulnerability in Apple iOS, iPadOS, and watchOS Mail.

2

How does CVE-2020-9818 affect Apple devices?

CVE-2020-9818 affects Apple devices running iOS, iPadOS, and watchOS Mail.

3

What is the severity of CVE-2020-9818?

The severity of CVE-2020-9818 is not specified in the description.

4

How can I fix CVE-2020-9818?

To fix CVE-2020-9818, update your Apple device to the recommended software version.

5

Where can I find more information about CVE-2020-9818?

You can find more information about CVE-2020-9818 on the Apple support website.

Contact

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