Home/CVE/Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iO
CVE

CVE-2018-4328

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iO

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.

HIGH · CVSS 8.8 EPSS 0.20038
Act now
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 4% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • 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

5
apple safari< 12
apple iphone os< 12.0
apple tvos< 12
apple icloud< 7.7
apple itunes< 12.9
⚠

Public Exploits & PoCs

1
dosWebKit - 'WebCore::InlineTextBox::paint' Out-of-Bounds Readverified
◈

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

Vendor Advisories

4
suse-csafopenSUSE-SU-2019:0081-1
suse-csafSUSE-SU-2019:0092-1
suse-csafSUSE-SU-2019:0059-1
usnUSN-3781-1
🔗

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/kb/HT209106Vendor Advisory
https://support.apple.com/kb/HT209107Vendor Advisory
https://support.apple.com/kb/HT209109Vendor Advisory
https://support.apple.com/kb/HT209140Vendor Advisory
https://support.apple.com/kb/HT209141Vendor Advisory
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