CVE-2023-38603

highpriority · track · 30EPSS 0.012 · 68 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.19% (68th) EPSS

CVSS 7.5 · high

Is it mine?

16 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, macOS Ventura 13.5. A remote user may be able to cause a denial-of-service.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.5–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.15.5mediumAV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20US

affected products (16)

Products and version ranges known to be affected.

Apple iOS and iPadOSunspecified → 16.6enisa_euvdEU
Apple macOSunspecified → 13.5enisa_euvdEU
Apple Inc. MacOS≤ 12.6.8fstec_bduRU
Apple Inc. MacOS≤ 11.7.9fstec_bduRU
Apple Inc. MacOS≤ 13.5fstec_bduRU
Apple Inc. iOS≤ 16.6fstec_bduRU
Apple Inc. iOS≤ 15.7.8fstec_bduRU
Apple Inc. iPadOS≤ 15.7.8fstec_bduRU
Apple Inc. iPadOS≤ 16.6fstec_bduRU
apple ipados< 15.7.8nvdUScpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
apple ipados16.0 → 16.6nvdUScpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
apple iphone os< 15.7.8nvdUScpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
apple iphone os16.0 → 16.6nvdUScpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
apple macos< 11.7.9nvdUScpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
apple macos12.0 → 12.6.8nvdUScpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
apple macos13.0 → 13.5nvdUScpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-1874Apple iOS: Mehrere SchwachstellenDeutsch2023-07-24csaf · cert_bundDE
Ein entfernter anonymer Angreifer kann mehrere Schwachstellen in Apple iOS und Apple iPadOS ausnutzen, um beliebigen Code auszuführen, vertrauliche Informationen offenzulegen, vertrauliche Kernel-Zustände zu verändern, seine Privilegien zu erhöhen, einen Denial-of-Service zu verursachen oder Sicherheitsmaßnahmen zu umgehen. Eine erfolgreiche Ausnutzung erfordert eine Benutzerinteraktion.
WID-SEC-W-2023-1880Apple macOS: Mehrere SchwachstellenDeutsch2023-07-24csaf · cert_bundDE
Ein entfernter, anonymer, authentisierter oder lokaler Angreifer kann mehrere Schwachstellen in Apple macOS ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen, einen Denial-of-Service-Zustand herbeizuführen und seine Privilegien zu erweitern.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd cert_bund NVD CVE.org MITRE

published 2023-07-27modified 2026-06-17

references (18)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan