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AppleAPPLE:HT212003
HistoryDec 22, 2020 - 5:53 a.m.

About the security content of iOS 14.3 and iPadOS 14.3 - Apple Support

2020-12-2205:53:47
support.apple.com
127

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

About Apple security updates

For our customers’ protection, Apple doesn’t disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.

Apple security documents reference vulnerabilities by CVE-ID when possible.

For more information about security, see the Apple Product Security page.

iOS 14.3 and iPadOS 14.3

Released December 14, 2020

App Store

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: An enterprise application installation prompt may display the wrong domain

Description: A logic issue was addressed with improved state management.

CVE-2020-29613: Ryan Pickren (ryanpickren.com)

CoreAudio

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution

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

CVE-2020-27948: JunDong Xie of Ant Security Light-Year Lab

FontParser

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: Processing a maliciously crafted font may result in the disclosure of process memory

Description: An information disclosure issue was addressed with improved state management.

CVE-2020-27946: Mateusz Jurczyk of Google Project Zero

FontParser

Available for: iPhone 6s and later, iPod touch 7th generation, iPad Air 2 and later, and iPad mini 4 and later

Impact: Processing a maliciously crafted font file may lead to arbitrary code execution

Description: A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation.

CVE-2020-27943: Mateusz Jurczyk of Google Project Zero

CVE-2020-27944: Mateusz Jurczyk of Google Project Zero

CVE-2020-29624: Mateusz Jurczyk of Google Project Zero

Entry updated December 22, 2020

ImageIO

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: Processing a maliciously crafted image may lead to heap corruption

Description: An out-of-bounds read was addressed with improved input validation.

CVE-2020-29617: XingWei Lin of Ant Security Light-Year Lab

CVE-2020-29619: XingWei Lin of Ant Security Light-Year Lab

ImageIO

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: Processing a maliciously crafted image may lead to arbitrary code execution

Description: An out-of-bounds read was addressed with improved input validation.

CVE-2020-29618: XingWei Lin of Ant Security Light-Year Lab

ImageIO

Available for: iPhone 6s and later, iPod touch 7th generation, iPad Air 2 and later, and iPad mini 4 and later

Impact: Processing a maliciously crafted image may lead to arbitrary code execution

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

CVE-2020-29611: Alexandru-Vlad Niculae working with Google Project Zero

Entry updated December 17, 2020

Security

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: Unauthorized code execution may lead to an authentication policy violation

Description: This issue was addressed with improved checks.

CVE-2020-27951: Apple

WebRTC

Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch (7th generation)

Impact: Processing maliciously crafted web content may lead to arbitrary code execution

Description: A use after free issue was addressed with improved memory management.

CVE-2020-15969: an anonymous researcher

CPENameOperatorVersion
ioslt14.3
ipadoslt14.3
How to protect your server from attacks?

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

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