Home/CVE/In iOS before 11.4, iCloud for Windows before 7.5, watchOS before 4.3.1, iTunes before 12.7.5 for Windows, and macOS Hig
CVE

CVE-2018-4194

In iOS before 11.4, iCloud for Windows before 7.5, watchOS before 4.3.1, iTunes before 12.7.5 for Windows, and macOS Hig

In iOS before 11.4, iCloud for Windows before 7.5, watchOS before 4.3.1, iTunes before 12.7.5 for Windows, and macOS High Sierra before 10.13.5, an out-of-bounds read was addressed with improved input validation.

HIGH · CVSS 8.8 EPSS 0.00506
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules7 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
▤

Affected Products & Versions

5
apple iphone os< 11.4
apple mac os x>= 10.13.0 and < 10.13.5
apple watchos< 4.3.1
apple icloud< 7.5
apple itunes< 12.7.5
◈

Sigma Hunt Rules

7
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalHackTool - Windows Credential Editor (WCE) Execution
productcriticalWindows Credential Editor Registry
producthighOpenCanary - MSSQL Login Attempt Via Windows Authentication
producthighWindows LAPS Credential Dump From Entra ID
producthighTamper Windows Defender - PSClassic
producthighTamper Windows Defender Remove-MpPreference - ScriptBlockLogging
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.0 · 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 NVD11 Jan 2019 · 06:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.apple.com/HT208848Vendor Advisory
https://support.apple.com/HT208849Vendor Advisory
https://support.apple.com/HT208851Vendor Advisory
https://support.apple.com/HT208852Vendor Advisory
https://support.apple.com/HT208853Vendor Advisory
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