Cyber Resilience

CVE-2024-23273

Medium

Published: 08 March 2024

Published
08 March 2024
Modified
02 April 2026
KEV Added
Patch
CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
EPSS Score 0.0022 45.2th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-23273 is a medium-severity Improper Certificate Validation (CWE-295) vulnerability in Apple Safari. Its CVSS base score is 4.3 (Medium).

Operationally, ranked at the 45.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

This issue was addressed through improved state management. This issue is fixed in Safari 17.4, iOS 17.4 and iPadOS 17.4, macOS Sonoma 14.4. Private Browsing tabs may be accessed without authentication.

CWE(s)

Related Threats

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

Affected Assets

apple
safari
≤ 17.4
apple
ipad os
≤ 17.4
apple
iphone os
≤ 17.4
apple
macos
14.0 — 14.4

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.

addresses: CWE-295

When certificates are used to establish component provenance, the control requires correct certificate validation procedures.

addresses: CWE-295

Mandates approved trust anchors and issuance policies, directly preventing acceptance of unvalidated or untrusted certificates.

addresses: CWE-295

Correct system time is required for proper enforcement of certificate notBefore/notAfter dates and time-based revocation checks.

References