CVE-2020-9877 - An out-of-bounds read was addressed with improved bounds checking

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HIGH

An out-of-bounds read was addressed with improved bounds checking

Published Oct 22, 2020

7.8

HIGH

CVSS 3.1

EPSS 1.33%

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Processing a maliciously crafted image may lead to arbitrary code execution.

Affected products

Vendor Apple Product iCloud for Windows Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <iCloud for Windows 11.3
Vendor Apple Product iCloud for Windows (Legacy) Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <iCloud for Windows 7.20
Vendor Apple Product iOS Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <iOS 13.6 and iPadOS 13.6
Vendor Apple Product iTunes for Windows Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <iTunes 12.10.8 for Windows
Vendor Apple Product macOS Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <macOS Catalina 10.15.6
Vendor Apple Product tvOS Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <tvOS 13.4.8
Vendor Apple Product watchOS Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <watchOS 6.2.8

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Apple

iCloud for Windows

n/a

Version	Status	Constraints
unspecified	affected	<iCloud for Windows 11.3

Apple

iCloud for Windows (Legacy)

n/a

Version	Status	Constraints
unspecified	affected	<iCloud for Windows 7.20

Apple

iOS

n/a

Version	Status	Constraints
unspecified	affected	<iOS 13.6 and iPadOS 13.6

Apple

iTunes for Windows

n/a

Version	Status	Constraints
unspecified	affected	<iTunes 12.10.8 for Windows

Apple

macOS

n/a

Version	Status	Constraints
unspecified	affected	<macOS Catalina 10.15.6

Apple

tvOS

n/a

Version	Status	Constraints
unspecified	affected	<tvOS 13.4.8

Apple

watchOS

n/a

Version	Status	Constraints
unspecified	affected	<watchOS 6.2.8

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-125

Out-of-bounds Read

References (7)

https://support.apple.com/kb/HT211288
x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211289
x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211290
x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211291
x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211293
x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211294
x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211295
x_refsource_MISCVendor Advisory

Link	Providers	Tags
https://support.apple.com/kb/HT211288		x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211289		x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211290		x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211291		x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211293		x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211294		x_refsource_MISCVendor Advisory
https://support.apple.com/kb/HT211295		x_refsource_MISCVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner apple

Published Oct 22, 2020

Updated Aug 4, 2024

Reserved Mar 2, 2020

Link CVE-2020-9877

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2020-9877

Red Hat

Severity n/a

Public date n/a

Links CVE-2020-9877