Apple macOS QuartzCore out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Apple macOS. This affects an unknown function of the component QuartzCore. The manipulation results in out-of-bounds. This vulnerability is identified as CVE-2019-6220. The attack is only possible with local access. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apple macOS (Operating System) (version unknown). Affected is an unknown function of the component QuartzCore. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality.

The bug was discovered 01/22/2019. The weakness was released 01/22/2019 with Tencent as HT209446 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2019-6220 since 01/11/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The advisory points out:

An out-of-bounds read was addressed with improved input validation.

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 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†). Entries connected to this vulnerability are available at VDB-128295, VDB-130004, VDB-130005 and VDB-130006. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

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 🔍
07/03/2023 +1620 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT209446
Organization: Tencent
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-6220 (🔍)
GCVE (CVE): GCVE-0-2019-6220
GCVE (VulDB): GCVE-100-130116
SecurityFocus: 106323 - SQLite CVE-2018-20346 Remote Integer Overflow Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 01/23/2019 15:07
Updated: 07/03/2023 09:51
Changes: 01/23/2019 15:07 (67), 05/05/2020 09:24 (13), 07/03/2023 09:51 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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