Apple tvOS up to 12.1.1 IOKit type conversion

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple tvOS up to 12.1.1. It has been rated as critical. This affects an unknown function of the component IOKit. This manipulation causes type conversion. The identification of this vulnerability is CVE-2019-6214. The attack can only be executed locally. Furthermore, there is an exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Apple tvOS up to 12.1.1 (Digital Media Player). It has been declared as critical. Affected by this vulnerability is an unknown function of the component IOKit. The manipulation with an unknown input leads to a type conversion vulnerability. The CWE definition for the vulnerability is CWE-704. The product does not correctly convert an object, resource, or structure from one type to a different type. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 01/22/2019. The weakness was shared 01/22/2019 by Ian Beer with Google Project Zero as HT209447 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2019-6214 since 01/11/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. The advisory points out:

A type confusion issue was addressed with improved memory handling.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 121391 (macOS and Mac OS X Multiple Vulnerabilities (Security Update 2019-001)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371589 (Apple macOS Mojave 10.14.3, Security Update 2019-001 High Sierra, Security Update 2019-001 Sierra Not Installed (HT209446)).

Upgrading to version 12.1.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (121391) and SecurityFocus (BID 106323†). The entries VDB-128295, VDB-130034, VDB-130004 and VDB-130005 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.1
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Type conversion
CWE: CWE-704
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 121391
Nessus Name: macOS and Mac OS X Multiple Vulnerabilities (Security Update 2019-001)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: tvOS 12.1.2

Timelineinfo

12/14/2018 🔍
01/11/2019 +28 days 🔍
01/22/2019 +11 days 🔍
01/22/2019 +0 days 🔍
01/22/2019 +0 days 🔍
01/23/2019 +1 days 🔍
01/25/2019 +2 days 🔍
02/09/2025 +2207 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT209447
Researcher: Ian Beer
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-6214 (🔍)
GCVE (CVE): GCVE-0-2019-6214
GCVE (VulDB): GCVE-100-130039
SecurityFocus: 106323 - SQLite CVE-2018-20346 Remote Integer Overflow Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 01/23/2019 12:47
Updated: 02/09/2025 22:32
Changes: 01/23/2019 12:47 (70), 05/04/2020 17:24 (12), 07/02/2023 14:16 (5), 02/09/2025 22:32 (22)
Complete: 🔍
Cache ID: 216::103

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