Apple iOS/iPadOS Web Contents memory corruption

Summaryinfo

A vulnerability identified as critical has been detected in Apple iOS and iPadOS. The impacted element is an unknown function of the component Web Contents Handler. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2023-42875. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple iOS and iPadOS (affected version not known). This affects some unknown functionality of the component Web Contents Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Processing web content may lead to arbitrary code execution. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14, watchOS 10, tvOS 17, Safari 17. The issue was addressed with improved memory handling.

The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2023-42875 since 09/14/2023. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/26/2025).

The vulnerability scanner Nessus provides a plugin with the ID 240595 (SUSE SLES15 Security Update : webkit2gtk3 (SUSE-SU-2025:02033-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (240595). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Smartphone Operating System

Vendor

• Apple

Name

• iOS
• iPadOS

License

• commercial

Website

• Vendor: https://www.apple.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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