Home/CVE/A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 11.4.1
CVE

CVE-2018-4269

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 11.4.1

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 11.4.1, macOS High Sierra 10.13.6, tvOS 11.4.1, watchOS 4.3.2, iTunes 12.8 for Windows, iCloud for Windows 7.6.

HIGH · CVSS 8.6 EPSS 0.00391
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules7 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

6
apple safari< 11.1.2
apple iphone os< 11.4.1
apple tvos< 11.4.1
apple watchos< 4.3.2
apple icloud< 7.6
apple itunes< 12.8
◈

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

8.6
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 NVD03 Apr 2019 · 06:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.apple.com/kb/HT208932Vendor Advisory
https://support.apple.com/kb/HT208935Vendor Advisory
https://support.apple.com/kb/HT208936Vendor Advisory
https://support.apple.com/kb/HT208937Vendor Advisory
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