CVE-2018-4243

7.8HIGH

Key Information:

Vendor
Apple
Status
Mac Os X
iPhone OS
Apple Tv
Watch OS
Vendor
CVE Published:
8 June 2018

Badges

👾 Exploit Exists🟡 Public PoC

Summary

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "Kernel" component. A buffer overflow in getvolattrlist allows attackers to execute arbitrary code in a privileged context via a crafted app.

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.

empty_list
Created by Jailbreaks

References

https://support.apple.com/HT208850
x_refsource_CONFIRM
https://www.exploit-db.com/exploits/44848/
exploitx_refsource_EXPLOIT-DB
https://support.apple.com/HT208851
x_refsource_CONFIRM

EPSS Score

6% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.