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CVE record · CVE-2023-32434

Integer overflow in Apple macOS and others

CVSS 7.8 HighCriticalIn CISA KEVEPSS 0.58 · 99th percentile

Critical, because:

  • In CISA’s KEV catalogue since 23 Jun 2023: it is known to be exploited.
  • CVSS score 7.8 (7.0 or more) and EPSS 0.58 (0.1 or more): a high score and a real chance of exploitation in the next 30 days.

How we decide what’s critical

Published by the CVE Program (CNA: apple) at 23 Jun 2023, 00:00 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Apple macOS
  • affected unspecified to before 12.6 custom
Apple iOS and iPadOS
  • affected unspecified to before 15.7 custom
Apple iOS and iPadOS
  • affected unspecified to before 16.5 custom
Apple watchOS
  • affected unspecified to before 8.8 custom
Apple watchOS
  • affected unspecified to before 9.5 custom
Apple macOS
  • affected unspecified to before 13.4 custom
Apple macOS
  • affected unspecified to before 11.7 custom
Identifiers
CVE-2023-32434
CNA
apple
Weakness (CWE)
CWE-190
Tags
Published
23 Jun 2023
Updated
21 Oct 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H ADP (CISA-ADP)
  • CISA KEV Listed since 23 Jun 2023: known to be exploited.
  • EPSS 0.58, the 99th percentile, on 12 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 23 Jun 2023. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.