CVE-2018-4249: An issue was discovered in certain Apple products

Description

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 pktmnglr_ipfilter_input in com.apple.packet-mangler in the "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (integer overflow and stack-based buffer overflow) via a crafted app.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack vector

Local

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)2.1% · higher than 82% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

IO

iOS · Apple

before 11.4 · source: NVD

AT

Apple TV · Apple

before 11.4 · source: NVD

MO

Mac OS X · Apple

before 10.13.5 · source: NVD

WA

Watchos · Apple

before 4.3.1 · source: NVD