Apple watchOS Web Content use after free

Summaryinfo

A vulnerability was found in Apple watchOS. It has been classified as critical. The impacted element is an unknown function of the component Web Content Handler. This manipulation causes use after free. The identification of this vulnerability is CVE-2023-42950. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Apple watchOS (unknown version) and classified as critical. Affected by this vulnerability is an unknown code block of the component Web Content Handler. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A use after free issue was addressed with improved memory management. This issue is fixed in Safari 17.2, iOS 17.2 and iPadOS 17.2, tvOS 17.2, watchOS 10.2, macOS Sonoma 14.2. Processing maliciously crafted web content may lead to arbitrary code execution.

The advisory is shared at support.apple.com. This vulnerability is known as CVE-2023-42950 since 09/14/2023. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 209058 (Azul Zulu Java Multiple Vulnerabilities (2024-10-15)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (209058) and CERT Bund (WID-SEC-2024-3189). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

• IBM VIOS
• IBM Java
• IBM AIX
• Debian Linux
• IBM WebSphere Service Registry and Repository
• IBM Tivoli Monitoring
• Amazon Linux 2
• IBM InfoSphere Information Server
• IBM DB2
• Open Source OpenJDK
• Red Hat Enterprise Linux
• IBM WebSphere Application Server
• Ubuntu Linux
• SUSE Linux
• IBM Tivoli Netcool/OMNIbus
• Oracle Linux
• Gentoo Linux
• IBM Spectrum Protect
• IBM MQ
• IBM Storwize
• IBM SAN Volume Controller
• IBM Power Hardware Management Console
• IBM Rational Business Developer
• NetApp ActiveIQ Unified Manager
• IBM FlashSystem
• SUSE openSUSE
• IBM Business Automation Workflow
• IBM InfoSphere Identity Insight
• Azul Zulu
• IBM TXSeries
• Oracle Java SE
• IBM QRadar SIEM
• Hitachi Command Suite
• Hitachi Ops Center
• Hitachi Configuration Manager
• Dell NetWorker
• IBM App Connect Enterprise
• IBM Sterling Connect:Direct
• Amazon Corretto
• IBM Storage Scale
• IBM Storage Scale System
• IBM SPSS
• HCL Commerce
• IBM Rational Build Forge
• IBM Tivoli Business Service Manager
• IBM Security Verify Access
• HCL BigFix

Productinfo

Type

• Smartwatch Operating System

Vendor

• Apple

Name

• watchOS

License

• commercial

Website

• Vendor: https://www.apple.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion