CVE-2023-28205highunder attackCWE-416

CVE-2023-28205: high-severity vulnerability in Apple Safari

Published · Updated

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76Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA and has a public proof of concept.

ssvc Actcvss 8.8epss 27%
from disclosure to weapon600 days
Published on NVDApr 10
1st PoC+600d
CISA KEVApr 10
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.

Red HatVEX document ↗
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)
fix ↗
Action required by CISAfederal deadline: 2023-05-01

Apply updates per vendor instructions.

In short

A use-after-free vulnerability in Safari and Apple devices allows attackers to execute arbitrary code by crafting malicious web content. This flaw was actively exploited in the wild, making it a critical threat.

Technical detail

CWE-416 use-after-free vulnerability in memory management affects Safari, iOS, and macOS. Attack vector is network-based via maliciously crafted web content; no user interaction beyond visiting a malicious page is required. Successful exploitation leads to arbitrary code execution with the privileges of the Safari process or any application using the vulnerable component.

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 Safari 16.4.1, iOS 15.7.5 and iPadOS 15.7.5, iOS 16.4.1 and iPadOS 16.4.1, macOS Ventura 13.3.1. 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
Affected products
Apple · iOS and iPadOSApple · macOSApple · Safari
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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