CVE-2017-2478

Apple macOS/iOS Kernel 10.12.3 (16D32) - Bad Locking in necp_open Use-After-Free

Severity Score

7.0

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves the "Kernel" component. A race condition allows attackers to execute arbitrary code in a privileged context via a crafted app.

Se ha descubierto un problema en ciertos productos Apple. iOS en versiones anteriores a 10.3 está afectado. macOS en versiones anteriores a 10.12.4 está afectado. tvOS en versiones anteriores a 10.2 está afectado. watchOS en versiones anteriores a 3.2 está afectado. El problema involucra al componente "Kernel". Una condición de carrera permite a atacantes ejecutar código arbitrario en un contexto privilegiado a través de una aplicación manipulada.

The MacOS/iOS kernel suffers from a use-after-free vulnerability due to bad locking in necp_open.

*Credits: N/A

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

High

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-12-01 CVE Reserved
2017-04-02 CVE Published
2024-08-05 CVE Updated
2024-08-05 First Exploit
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CAPEC

References (7)

URL	Tag	Source
http://www.securityfocus.com/bid/97137	Third Party Advisory
http://www.securitytracker.com/id/1038138	Vdb Entry

URL	Date	SRC
https://www.exploit-db.com/exploits/41794	2024-08-05

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/HT207601	2019-03-08
https://support.apple.com/HT207602	2019-03-08
https://support.apple.com/HT207615	2019-03-08
https://support.apple.com/HT207617	2019-03-08

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"				<= 10.2.1 Search vendor "Apple" for product "Iphone Os" and version " <= 10.2.1"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				<= 10.12.3 Search vendor "Apple" for product "Mac Os X" and version " <= 10.12.3"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				<= 10.1.1 Search vendor "Apple" for product "Tvos" and version " <= 10.1.1"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				<= 3.1.3 Search vendor "Apple" for product "Watchos" and version " <= 3.1.3"		-		Affected