CVSS 3.1 Score 6.5 of 10 (medium)


Published Sep 27, 2023
Updated: Nov 7, 2023


CVE-2023-40420 is a cyber vulnerability that affects various products, including macOS Ventura, tvOS, iOS, iPadOS, macOS Monterey, and watchOS. The vulnerability was fixed in the mentioned versions. The issue arises when processing web content and can lead to a denial-of-service attack. The vulnerability has a risk score of 25 and is rated as medium severity. It requires no privileges and user interaction is required for exploitation. The attack vector is through the network, and it does not have any impact on integrity or confidentiality. However, it poses a high risk to the availability of the affected systems.

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