Apple macOS up to 10.13.3 QuartzCore memory corruption

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

Summaryinfo

A vulnerability labeled as critical has been found in Apple macOS up to 10.13.3. Affected is an unknown function of the component QuartzCore. The manipulation results in memory corruption. This vulnerability is cataloged as CVE-2018-4085. The attack may be launched remotely. There is no exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple macOS up to 10.13.3 (Operating System). Affected is an unknown part of the component QuartzCore. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 01/23/2018. The weakness was shared 01/26/2018 with Zero Day Initiative as HT208465 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2018-4085 since 01/02/2018. 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:

A memory corruption issue existed in the processing of web content. This issue was addressed through improved input validation.

The vulnerability scanner Nessus provides a plugin with the ID 106297 (macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-001) (Meltdown)), 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 370738 (Apple macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan Not Installed (Meltdown)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (106297) and SecurityFocus (BID 102057†). The entries VDB-110054, VDB-111325, VDB-112574 and VDB-112575 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 106297
Nessus Name: macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-001) (Meltdown)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54901
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-02 (HT208465)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/29/2017 🔍
01/02/2018 +34 days 🔍
01/23/2018 +21 days 🔍
01/23/2018 +0 days 🔍
01/24/2018 +1 days 🔍
01/26/2018 +2 days 🔍
01/28/2018 +2 days 🔍
04/03/2018 +65 days 🔍
02/02/2021 +1036 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208465
Researcher: Adam Mariš
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4085 (🔍)
GCVE (CVE): GCVE-0-2018-4085
GCVE (VulDB): GCVE-100-112584
SecurityFocus: 102057 - cURL/libcURL CVE-2017-8817 Memory Corruption Vulnerability
SecurityTracker: 1040265

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

Entryinfo

Created: 01/28/2018 18:55
Updated: 02/02/2021 08:28
Changes: 01/28/2018 18:55 (69), 12/30/2019 19:18 (14), 02/02/2021 08:22 (3), 02/02/2021 08:28 (1)
Complete: 🔍
Cache ID: 216:655:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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