Home/CVE/A validation issue was addressed with improved logic. This issue is fixed in macOS High Sierra 10.13.5, Security Update
CVE

CVE-2018-4478

A validation issue was addressed with improved logic. This issue is fixed in macOS High Sierra 10.13.5, Security Update

A validation issue was addressed with improved logic. This issue is fixed in macOS High Sierra 10.13.5, Security Update 2018-003 Sierra, Security Update 2018-003 El Capitan. An attacker with physical access to a device may be able to elevate privileges.

MEDIUM · CVSS 6.8 EPSS 0.00042
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-269Improper Privilege Management
▤

Affected Products & Versions

4
apple mac os x< 10.13.5
apple mac os x>= 10.11 and < 10.11.6
apple mac os x>= 10.12 and < 10.12.6
apple mac os xall versions
▣

Scoring & Timeline

6.8
MEDIUM · CVSS v3.1 · product-security@apple.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Dec 2021 · 08:15 PM
CVSS VectorCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.apple.com/en-us/HT208849Vendor Advisory
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