Apple macOS 10.12.0 ATS memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Apple macOS 10.12.0 (Operating System). It has been rated as critical. This issue affects an unknown functionality of the component ATS. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The software 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. Impacted is confidentiality, integrity, and availability.

The weakness was shared 10/24/2016 by Simmon Huang and Moony Li (Shrek_wzw) with Recurity Labs as HT207275 as confirmed advisory (Website). It is possible to read the advisory at The identification of this vulnerability is CVE-2016-4667 since 05/11/2016. 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. The technical details are unknown and an exploit is not publicly available. The advisory points out:

A memory corruption issue was addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 94253 (macOS 10.12.x < 10.12.1 Multiple Vulnerabilities), 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 combined. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370175 (Apple Mac OS X Security Update Sierra 10.12.1, El Capitan 2016-002 and Yosemite 2016-006 Not Installed (APPLE-SA-2016-10-24-2)).

Upgrading to version 10.12.1 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 (94253). The entries 93042, 93046, 93047 and 93041 are related to this item.






  • commercial

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
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NVD Base Score: 8.8
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VulDB Base Score: 🔍
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Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Current Price Estimation: 🔍


Nessus ID: 94253
Nessus Name: macOS 10.12.x < 10.12.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-03 February-2017
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

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

Upgrade: macOS 10.12.1


05/11/2016 🔍
10/24/2016 +166 days 🔍
10/24/2016 +0 days 🔍
10/24/2016 +0 days 🔍
10/25/2016 +1 days 🔍
10/25/2016 +0 days 🔍
02/20/2017 +118 days 🔍
09/28/2022 +2046 days 🔍



Advisory: HT207275
Researcher: Simmon Huang/Moony Li (Shrek_wzw)
Organization: Recurity Labs
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-4667 (🔍)
SecurityTracker: 1037086
SecurityFocus: 93852 - Apple macOS Prior to 10.12.1 Multiple Security Vulnerabilities

scip Labs:
See also: 🔍


Created: 10/25/2016 09:05 AM
Updated: 09/28/2022 10:59 AM
Changes: 10/25/2016 09:05 AM (71), 05/17/2019 04:28 PM (14), 09/28/2022 10:59 AM (4)
Complete: 🔍


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