Memory Corruption Vulnerabilities in Apple Products
CVE-2018-4386

8.8HIGH

Key Information:

Vendor

Apple
Status
iOS, TV OS, Watch OS, Safari, Itunes For Windows, Icloud For Windows
Vendor
CVE Published:
3 April 2019

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 39%

What is CVE-2018-4386?

Apple addressed various memory corruption issues by enhancing memory handling processes in their software. Affected software versions included iOS, tvOS, watchOS, Safari, iTunes, and iCloud for Windows prior to specific updates. Failure to apply these updates could leave users exposed to potential exploitation through crafted web content or malicious applications.

Affected Version(s)

iOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for Windows Versions prior to: iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

Bad_Hoist-WriteUp
Created by a0zhar

References

https://support.apple.com/kb/HT209192
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https://support.apple.com/kb/HT209195
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https://support.apple.com/kb/HT209194
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EPSS Score

39% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.