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TI-2024-18451 Aliases CVE-2024-27837GHSA-q2hw-c235-rp9r

Apple macOS: A local attacker may gain access to Keychain items

Priority MEDIUM 41CWE-280Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

A downgrade issue was addressed with additional code-signing restrictions. This issue is fixed in macOS Sonoma 14.5. A local attacker may gain access to Keychain items.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00176 7th percentileScored 2026-11-07
Fix Fixed macOS (Apple): 14.5

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ApplemacOSbefore 14.514.5Patch availableCNA
  • macOS VendorApple Affected before 14.5 Fixed in 14.5 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*14.0 to before 14.5VulnerableApple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 14.0 to before 14.5 Vulnerable ·Apple

Remediation

  • Fix · CNA macOS (Apple) Fixed in 14.5

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Apple macOS 14.5

    13 records Highest priority Priority HIGH 3 HIGH, 6 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2024-18448 Pointer Authentication bypass in Apple Safari, iOS and macOSPriority HIGH 82
    • TI-2024-18456 Apple macOS: An app may be able to execute arbitrary code with kernel privilegesPriority HIGH 76
    • TI-2024-18436 Apple macOS: An app may be able to gain root privilegesPriority HIGH 69
    Show all 13 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2024-27837
  2. 2026-10-03 Alias added: GHSA-q2hw-c235-rp9r

References

Advisory 2

Other 1

  • TI-2026-46583 Improper authentication in Apple macOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
See all 3490 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences