Cyber Resilience

CVE-2023-38598

Critical

Published: 28 July 2023

Published
28 July 2023
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0086 75.5th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-38598 is a critical-severity Use After Free (CWE-416) vulnerability in Apple Macos. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 24.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A use-after-free issue was addressed with improved memory management. This issue is fixed in watchOS 9.6, macOS Big Sur 11.7.9, iOS 15.7.8 and iPadOS 15.7.8, macOS Monterey 12.6.8, tvOS 16.6, iOS 16.6 and iPadOS 16.6, macOS Ventura 13.5. An app…

more

may be able to execute arbitrary code with kernel privileges.

CWE(s)
CWE-416

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

apple
ipados
≤ 15.7.8 · 16.0 — 16.6
apple
iphone os
≤ 15.7.8 · 16.0 — 16.6
apple
macos
≤ 11.7.9 · 12.0 — 12.6.8 · 13.0 — 13.5
apple
tvos
≤ 16.6
apple
watchos
≤ 9.6

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-16 Memory Protection
addresses: CWE-416

Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.

References