Apple macOS up to 10.13.5 Windows Server memory corruption

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CVSS Meta Temp Score
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6.3$0-$5k0.00

A vulnerability was found in Apple macOS up to 10.13.5 (Operating System). It has been rated as critical. This issue affects some unknown functionality of the component Windows Server. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. Impacted is confidentiality, integrity, and availability.

The bug was discovered 06/01/2018. The weakness was presented 06/01/2018 by Richard Zhu with Zero Day Initiative as HT208849 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2018-4193 since 01/02/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:

A memory corruption issue was addressed with improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 110323 (macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-003)), 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 local.

Upgrading to version 10.13.5 2018-003 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (110323). See 118642, 118643, 118644 and 118645 for similar entries.

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VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

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Exploitinginfoedit

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Current Price Estimation: 🔍

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Nessus ID: 110323
Nessus Name: macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-003)
Nessus File: 🔍
Nessus Risk: 🔍
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Nessus Context: 🔍

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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Upgrade: macOS 10.13.5 2018-003

Timelineinfoedit

01/02/2018 🔍
06/01/2018 +150 days 🔍
06/01/2018 +0 days 🔍
06/01/2018 +0 days 🔍
06/03/2018 +2 days 🔍
06/05/2018 +2 days 🔍
06/08/2018 +2 days 🔍
02/12/2020 +614 days 🔍

Sourcesinfoedit

Vendor: https://www.apple.com/

Advisory: HT208849
Researcher: Richard Zhu
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4193 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfoedit

Created: 06/03/2018 02:12 PM
Updated: 02/12/2020 09:04 AM
Changes: (3) vulnerability_discoverydate advisory_confirm_url source_cve_assigned
Complete: 🔍

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