Public exploit available

Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2018-4243 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Apple TV

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer9 documents6 sources

Severity

7.8HIGHNVD

EPSS

28.3%

top 3.48%

CISA KEV

Not in KEV

Exploit

PoC available

Public exploit / PoC exists

Affected products

Apple TV Apple Iphone OS Apple MAC OS X +1 more

Timeline

PublishedJun 8

Latest updateMay 14

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 the "Kernel" component. A buffer overflow in getvolattrlist allows attackers to execute arbitrary code in a privileged context via a crafted app.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

▶NVDapple/watchos< 4.3.1

▶NVDapple/mac_os_x< 10.13.5

▶NVDapple/apple_tv< 11.4

▶NVDapple/iphone_os< 11.4

🔴Vulnerability Details

GHSA

GHSA-mx6j-w967-5q8f: An issue was discovered in certain Apple products↗2022-05-14

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Project0

A survey of recent iOS kernel exploits - Project Zero↗2020-06-01

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CVEList

CVE-2018-4243: An issue was discovered in certain Apple products↗2018-06-08

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💥Exploits & PoCs

Exploit-DB

Apple macOS/iOS Kernel - Heap Overflow Due to Lack of Lower Size Check in getvolattrlist↗2018-06-06

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📋Vendor Advisories

Apple

CVE-2018-4243: macOS High Sierra 10.13.5, Security Update 2018-003 Sierra, Security Update 2018-003 El Capitan↗2018-06-01

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Apple

CVE-2018-4243: tvOS 11.4↗2018-05-29

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Apple

CVE-2018-4243: watchOS 4.3.1↗2018-05-29

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Apple

CVE-2018-4243: iOS 11.4↗2018-05-29

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