Apple Safari Web type confusion

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.1$5k-$25k0.00

Summaryinfo

A vulnerability was found in Apple Safari. It has been rated as critical. The affected element is an unknown function of the component Web Handler. The manipulation leads to type confusion. This vulnerability is documented as CVE-2024-23222. The attack can be initiated remotely. Additionally, an exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Apple Safari (Web Browser) (version unknown). This issue affects an unknown function of the component Web Handler. The manipulation with an unknown input leads to a type confusion vulnerability. Using CWE to declare the problem leads to CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A type confusion issue was addressed with improved checks. This issue is fixed in Safari 17.3, iOS 15.8.7 and iPadOS 15.8.7, iOS 16.7.5 and iPadOS 16.7.5, iOS 17.3 and iPadOS 17.3, macOS Monterey 12.7.3, macOS Sonoma 14.3, macOS Ventura 13.6.4, tvOS 17.3, visionOS 1.0.2. Processing maliciously crafted web content may lead to arbitrary code execution. This fix associated with the Coruna exploit was shipped in iOS 17.3 on January 22, 2024. This update brings that fix to devices that cannot update to the latest iOS version.

The weakness was released 01/23/2024. The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2024-23222 since 01/12/2024. It demands that the victim is doing some kind of user interaction. Technical details are unknown but an exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/02/2026).

It is declared as attacked. The vulnerability scanner Nessus provides a plugin with the ID 209834 (SUSE SLES12 Security Update : webkit2gtk3 (SUSE-SU-2024:3751-1)), which helps to determine the existence of the flaw in a target environment. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 01/23/2024 with a due date of 02/13/2024:

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Zero-Day.cz (851), Tenable (209834) and CERT Bund (WID-SEC-2026-0705). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Apple iOS
  • Apple iPadOS

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector: 🔍

ADP CISA Base Score: 8.8
ADP CISA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Type confusion
CWE: CWE-843
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 209834
Nessus Name: SUSE SLES12 Security Update : webkit2gtk3 (SUSE-SU-2024:3751-1)

Zero-Day.cz: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/12/2024 🔍
01/23/2024 +11 days 🔍
01/23/2024 +0 days 🔍
04/02/2026 +800 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: FEDORA-2024-97faaca23d
Status: Confirmed

CVE: CVE-2024-23222 (🔍)
GCVE (CVE): GCVE-0-2024-23222
GCVE (VulDB): GCVE-100-251741
CERT Bund: WID-SEC-2026-0705 - Apple iOS und iPadOS: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/23/2024 06:52
Updated: 04/02/2026 23:44
Changes: 01/23/2024 06:52 (39), 02/16/2024 12:26 (1), 02/16/2024 12:34 (11), 04/30/2024 12:44 (26), 05/15/2024 17:15 (2), 06/05/2024 08:48 (2), 06/11/2024 05:50 (1), 09/09/2024 22:30 (2), 10/27/2024 21:01 (2), 02/04/2025 01:40 (11), 04/20/2025 16:00 (3), 11/06/2025 22:21 (1), 03/12/2026 03:10 (12), 03/12/2026 16:21 (7), 04/02/2026 23:44 (1)
Complete: 🔍
Cache ID: 216::103

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