CVE-2023-32373highunder attackCWE-416

CVE-2023-32373: high-severity vulnerability in Apple watchOS

Published · Updated

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56Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA.

ssvc Actcvss 8.8epss 12%
from disclosure to weapon
Published on NVDJun 23
CISA KEVMay 22
What the vendors declare (VEX)

Official vendor statements in CSAF/VEX format: whether their product is affected, already fixed, or ruled out — and why. These are the vendor's assertions, not Vexday's judgment.

Affected
2 products (9 components)
Red Hat Enterprise Linux 7 · Red Hat Enterprise Linux 6
no_fix_planned: Out of support scope
Fixed
4 products (116 components)
Red Hat Enterprise Linux AppStream (v. 8) · Red Hat Enterprise Linux AppStream (v. 9) · Red Hat Enterprise Linux Server (v. 7 ELS) · Red Hat Enterprise Linux Server Optional (v. 7 ELS)
Action required by CISAfederal deadline: 2023-06-12

Apply updates per vendor instructions.

In short

A memory management flaw in Apple's software allows attackers to execute arbitrary code by crafting malicious web content. This vulnerability has been actively exploited in the wild, making it a serious security risk.

Technical detail

Use-after-free vulnerability (CWE-416) in memory management affecting Safari and Apple OS kernels. An attacker can craft malicious web content that triggers access to freed memory, leading to arbitrary code execution. The vulnerability affects iOS, iPadOS, macOS, tvOS, and watchOS with CVSS 8.8 severity and evidence of active exploitation.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

A use-after-free issue was addressed with improved memory management. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.6 and iPadOS 15.7.6, Safari 16.5, iOS 16.5 and iPadOS 16.5. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H