Vulnerability CVE-2022-42813

Vulnerability Name:

CVE-2022-42813 (CCN-238794)

Assigned:

2022-10-24

Published:

2022-10-24

Updated:

2022-11-03

Summary:

A certificate validation issue existed in the handling of WKWebView. This issue was addressed with improved validation. This issue is fixed in tvOS 16.1, iOS 16.1 and iPadOS 16, macOS Ventura 13, watchOS 9.1. Processing a maliciously crafted certificate may lead to arbitrary code execution.

CVSS v3 Severity:

9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-295

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2022-42813

Source: XF
Type: UNKNOWN
appleios-cve202242813-code-exec(238794)

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT213488

Source: CCN
Type: Apple security document HT213489
About the security content of iOS 16.1 and iPadOS 16

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT213489

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT213491

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT213492

Vulnerable Configuration:

Configuration 1:

cpe:/o:apple:macos:*:*:*:*:*:*:*:* (Version < 13.0)

OR cpe:/o:apple:watchos:*:*:*:*:*:*:*:* (Version < 9.1)

OR cpe:/o:apple:tvos:*:*:*:*:*:*:*:* (Version < 16.1)

OR cpe:/o:apple:ipados:*:*:*:*:*:*:*:* (Version < 16.0)

OR cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 16.1)

Denotes that component is vulnerable

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