CVE-2023-32423

MEDIUM EXPLOITED

Safari < 16.5 - Buffer Overflow via Web Content Processing

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2023-32423 has been observed exploited in the wild (reported by VulnCheck KEV).

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, Safari 16.5, iOS 16.5 and iPadOS 16.5. Processing web content may disclose sensitive information.

References (5)

Core 5
Core References
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213757
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213758
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213761
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213762
Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213764

Scores

CVSS v3 6.5
EPSS 0.0079
EPSS Percentile 52.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

VulnCheck KEV 2023-05-18
CWE
CWE-120
Status published
Products (6)
apple/ipados < 16.5
apple/iphone_os < 16.5
apple/macos 13.0 - 13.4
apple/safari < 16.5
apple/tvos < 16.5
apple/watchos < 9.5
Published Jun 23, 2023
Tracked Since Feb 18, 2026