About the security content of macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan
This document describes the security content of macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan.
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Apple security documents reference vulnerabilities by CVE-ID when possible.
macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan
Audio
Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6
Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved input validation.
CVE-2018-4094: Mingi Cho, Seoyoung Kim, Young-Ho Lee, MinSik Shin and Taekyoung Kwon of the Information Security Lab, Yonsei University
curl
Available for: macOS High Sierra 10.13.2
Impact: Multiple issues in curl
Description: An integer overflow existed in curl. This issue was addressed with improved bounds checking.
CVE-2017-8816: Alex Nichols
curl
Available for: macOS High Sierra 10.13.2
Impact: Multiple issues in curl
Description: An out-of-bounds read issue existed in the curl. This issue was addressed with improved bounds checking.
CVE-2017-8817: found by OSS-Fuzz
EFI
Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Description: Multiple buffer overflows in kernel in Intel Manageability Engine Firmware 11.0/11.5/11.6/11.7/11.10/11.20 allow attacker with local access to the system to execute arbitrary code.
CVE-2017-5705: Mark Ermolov and Maxim Goryachy from Positive Technologies
EFI
Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Description: Multiple privilege escalations in kernel in Intel Manageability Engine Firmware 11.0/11.5/11.6/11.7/11.10/11.20 allow unauthorized process to access privileged content via unspecified vector.
CVE-2017-5708: Mark Ermolov and Maxim Goryachy from Positive Technologies
IOHIDFamily
Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved memory handling.
CVE-2018-4098: Siguza
Kernel
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: An application may be able to read kernel memory (Meltdown)
Description: Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis of the data cache.
CVE-2017-5754: Jann Horn of Google Project Zero; Moritz Lipp of Graz University of Technology; Michael Schwarz of Graz University of Technology; Daniel Gruss of Graz University of Technology; Thomas Prescher of Cyberus Technology GmbH; Werner Haas of Cyberus Technology GmbH; Stefan Mangard of Graz University of Technology; Paul Kocher; Daniel Genkin of University of Pennsylvania and University of Maryland; Yuval Yarom of University of Adelaide and Data61; and Mike Hamburg of Rambus (Cryptography Research Division)
Kernel
Available for: macOS High Sierra 10.13.2
Impact: An application may be able to read restricted memory
Description: A memory initialization issue was addressed with improved memory handling.
CVE-2018-4090: Jann Horn of Google Project Zero
Kernel
Available for: macOS High Sierra 10.13.2
Impact: An application may be able to read restricted memory
Description: A race condition was addressed with improved locking.
CVE-2018-4092: Stefan Esser of Antid0te UG
Kernel
Available for: macOS High Sierra 10.13.2
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved input validation.
CVE-2018-4082: Russ Cox of Google
Kernel
Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A logic issue was addressed with improved validation.
CVE-2018-4097: Resecurity, Inc.
Kernel
Available for: macOS High Sierra 10.13.2
Impact: An application may be able to read restricted memory
Description: A validation issue was addressed with improved input sanitization.
CVE-2018-4093: Jann Horn of Google Project Zero
Kernel
Available for: OS X El Capitan 10.11.6, macOS Sierra 10.12.6, macOS High Sierra 10.13.2
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved memory handling.
CVE-2018-4189: an anonymous researcher
Kernel
Available for: macOS High Sierra 10.13.2
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2018-4169: an anonymous researcher
LinkPresentation
Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6
Impact: Processing a maliciously crafted text message may lead to application denial of service
Description: A resource exhaustion issue was addressed with improved input validation.
CVE-2018-4100: Abraham Masri @cheesecakeufo
QuartzCore
Available for: OS X El Capitan 10.11.6, macOS High Sierra 10.13.2, macOS Sierra 10.12.6
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A memory corruption issue existed in the processing of web content. This issue was addressed with improved input validation.
CVE-2018-4085: Ret2 Systems Inc. working with Trend Micro's Zero Day Initiative
Remote Management
Available for: macOS Sierra 10.12.6
Impact: A remote user may be able to gain root privileges
Description: A permissions issue existed in Remote Management. This issue was addressed through improved permission validation.
CVE-2018-4298: Tim van der Werff of SupCloud
Sandbox
Available for: macOS High Sierra 10.13.2
Impact: A sandboxed process may be able to circumvent sandbox restrictions
Description: An access issue was addressed with additional sandbox restrictions.
CVE-2018-4091: Alex Gaynor of Mozilla
Security
Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6
Impact: A certificate may have name constraints applied incorrectly
Description: A certificate evaluation issue existed in the handling of name constraints. This issue was addressed with improved trust evaluation of certificates.
CVE-2018-4086: Ian Haken of Netflix
Security
Available for: macOS High Sierra 10.13.2
Impact: An attacker may be able to bypass administrator authentication without supplying the administrator’s password
Description: A logic error existed in the validation of credentials. This was addressed with improved credential validation.
CVE-2017-13889: Glenn G. Bruckno, P.E. of Automation Engineering, James Barnes, Kevin Manca of Computer Engineering Politecnico di Milano, Rene Malenfant of University of New Brunswick
Touch Bar Support
Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6
Impact: A malicious application may be able to execute arbitrary code with system privileges
Description: A memory corruption issue was addressed with improved state management.
CVE-2018-4083: Ian Beer of Google Project Zero
WebKit
Available for: macOS High Sierra 10.13.2
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: Multiple memory corruption issues were addressed with improved memory handling.
CVE-2018-4088: Jeonghoon Shin of Theori
CVE-2018-4089: Ivan Fratric of Google Project Zero
CVE-2018-4096: found by OSS-Fuzz
WebKit
Available for: macOS High Sierra 10.13.2
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: Multiple memory corruption issues were addressed with improved memory handling.
CVE-2018-4147: found by OSS-Fuzz
WebKit Page Loading
Available for: macOS High Sierra 10.13.2
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: Multiple memory corruption issues were addressed with improved memory handling.
CVE-2017-7830: Jun Kokatsu (@shhnjk)
Wi-Fi
Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: An application may be able to read restricted memory
Description: A validation issue was addressed with improved input sanitization.
CVE-2018-4084: Hyung Sup Lee of Minionz, You Chan Lee of Hanyang University
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