Vulnerability · Published Sep 26, 2023 · Assigned by apple

CVE-2023-40448

High 8.6

In plain English

A high-severity security flaw in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.2% (higher than 82% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.

Severity (CVSS NVD)8.6High
Exploit odds (30 days)2.2%top 17.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC

Official description

The issue was addressed with improved handling of protocols. This issue is fixed in tvOS 17, iOS 16.7 and iPadOS 16.7, watchOS 10, iOS 17 and iPadOS 17, macOS Sonoma 14. A remote attacker may be able to break out of Web Content sandbox.

Affected products (as reported)

VendorProductVersions
Apple iOS and iPadOS unspecified – before 17
Apple iOS and iPadOS unspecified – before 16.7
Apple tvOS unspecified – before 17
Apple macOS unspecified – before 14
Apple watchOS unspecified – before 10

References