CVE-2018-4248

Apple Security Advisory 2018-10-30-14

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An out-of-bounds read was addressed with improved input validation. This issue affected versions prior to iOS 11.4.1, macOS High Sierra 10.13.6, tvOS 11.4.1, watchOS 4.3.2.

Se abordó un problema de lectura fuera de límites con una validación de entradas mejorada. Este problema afectaba a iOS en versiones anteriores a la 11.4.1, macOS High Sierra en versiones anteriores a la 10.13.6, tvOS en versiones anteriores a la 11.4.1 y watchOS en versiones anteriores a la 4.3.2.

macOS High Sierra 10.13.6, Security Update 2018-004 Sierra, Security Update 2018-004 El Capitan address buffer overflow, code execution, denial of service, information leakage, and null pointer vulnerabilities.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-01-02 CVE Reserved
2018-07-09 CVE Published
2024-08-05 CVE Updated
2024-08-12 First Exploit
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-125: Out-of-bounds Read

CAPEC

References (5)

URL	Tag	Source

URL	Date	SRC
https://github.com/bazad/xpc-string-leak	2024-08-12

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/kb/HT208935	2019-04-04
https://support.apple.com/kb/HT208936	2019-04-04
https://support.apple.com/kb/HT208937	2019-04-04
https://support.apple.com/kb/HT208938	2019-04-04

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 11.4.1 Search vendor "Apple" for product "Iphone Os" and version " < 11.4.1"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				< 10.13.6 Search vendor "Apple" for product "Mac Os X" and version " < 10.13.6"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 11.4.1 Search vendor "Apple" for product "Tvos" and version " < 11.4.1"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 4.3.2 Search vendor "Apple" for product "Watchos" and version " < 4.3.2"		-		Affected