CVE-2023-27932

webkitgtk: Same Origin Policy bypass via crafted web content

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

This issue was addressed with improved state management. This issue is fixed in macOS Ventura 13.3, Safari 16.4, iOS 16.4 and iPadOS 16.4, tvOS 16.4, watchOS 9.4. Processing maliciously crafted web content may bypass Same Origin Policy.

A vulnerability was found in WebKitGTK. This security issue occurs when processing maliciously crafted web content that may bypass the same-origin Policy.

Vulnerabilities have been discovered in the WebKitGTK web engine. Luan Herrera discovered that an HTML document may be able to render iframes with sensitive user information. P1umer and Q1IQ discovered that processing maliciously crafted web content may lead to arbitrary code execution. An anonymous researcher discovered that processing maliciously crafted web content may bypass Same Origin Policy. An anonymous researcher discovered that a website may be able to track sensitive user information. Clement Lecigne and Donncha O Cearbhaill discovered that processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Complete

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-03-08 CVE Reserved
2023-03-28 CVE Published
2024-08-12 EPSS Updated
2025-01-29 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-346: Origin Validation Error
CWE-942: Permissive Cross-domain Policy with Untrusted Domains

CAPEC

References (7)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/en-us/HT213670	2023-07-27
https://support.apple.com/en-us/HT213671	2023-07-27
https://support.apple.com/en-us/HT213674	2023-07-27
https://support.apple.com/en-us/HT213676	2023-07-27
https://support.apple.com/en-us/HT213678	2023-07-27
https://access.redhat.com/security/cve/CVE-2023-27932	2023-11-14
https://bugzilla.redhat.com/show_bug.cgi?id=2236843	2023-11-14

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Ipados Search vendor "Apple" for product "Ipados"				< 16.4 Search vendor "Apple" for product "Ipados" and version " < 16.4"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 16.4 Search vendor "Apple" for product "Iphone Os" and version " < 16.4"		-		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				< 13.3 Search vendor "Apple" for product "Macos" and version " < 13.3"		-		Affected
Apple Search vendor "Apple"		Safari Search vendor "Apple" for product "Safari"				< 16.4 Search vendor "Apple" for product "Safari" and version " < 16.4"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 16.4 Search vendor "Apple" for product "Tvos" and version " < 16.4"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 9.4 Search vendor "Apple" for product "Watchos" and version " < 9.4"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected