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APPLE-SA-2017-10-31-2 macOS High Sierra 10.13.1,
Security Update 2017-001 Sierra, Security Update 2017-004 El Capitan
macOS High Sierra 10.13.1, Security Update 2017-001 Sierra, Security
Update 2017-004 El Capitan are now available and address the
following:
802.1X
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: An attacker may be able to exploit weaknesses in TLS 1.0
Description: A protocol security issue was addressed by enabling TLS
1.1 and TLS 1.2.
CVE-2017-13832: an anonymous researcher
apache
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Multiple issues in Apache
Description: Multiple issues were addressed by updating to version
2.4.27.
CVE-2016-736
CVE-2016-2161
CVE-2016-5387
CVE-2016-8740
CVE-2016-8743
CVE-2017-3167
CVE-2017-3169
CVE-2017-7659
CVE-2017-7668
CVE-2017-7679
CVE-2017-9788
CVE-2017-9789
APFS
Available for: macOS High Sierra 10.13
Impact: A malicious Thunderbolt adapter may be able to recover
unencrypted APFS filesystem data
Description: An issue existed in the handling of DMA. This issue was
addressed by limiting the time the FileVault decryption buffers are
DMA mapped to the duration of the I/O operation.
CVE-2017-13786: an anonymous researcher
APFS
Available for: macOS High Sierra 10.13
Impact: An application may be able to execute arbitrary code with
system privileges
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2017-13800: Sergej Schumilo of Ruhr-University Bochum
AppleScript
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Decompiling an AppleScript with osadecompile may lead to
arbitrary code execution
Description: A validation issue was addressed with improved input
sanitization.
CVE-2017-13809: an anonymous researcher
ATS
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Processing a maliciously crafted font may result in the
disclosure of process memory
Description: A memory corruption issue was addressed with improved
input validation.
CVE-2017-13820: John Villamil, Doyensec
Audio
Available for: macOS Sierra 10.12.6
Impact: Parsing a maliciously crafted QuickTime file may lead to an
unexpected application termination or arbitrary code execution
Description: A memory consumption issue was addressed through
improved memory handling.
CVE-2017-13807: Yangkang (@dnpushme) of Qihoo 360 Qex Team
CFString
Available for: 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-2017-13821: Australian Cyber Security Centre – Australian Signals
Directorate
CoreText
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Processing a maliciously crafted font file may lead to
arbitrary code execution
Description: A memory consumption issue was addressed through
improved memory handling.
CVE-2017-13825: Australian Cyber Security Centre – Australian Signals
Directorate
curl
Available for: macOS High Sierra 10.13, macOS Sierra 10.12.6, OS X El
Capitan 10.11.6
Impact: Uploading using TFTP to a maliciously crafted URL with
libcurl may disclose application memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2017-1000100: Even Rouault, found by OSS-Fuzz
curl
Available for: macOS High Sierra 10.13, macOS Sierra 10.12.6, OS X El
Capitan 10.11.6
Impact: Processing a maliciously crafted URL with libcurl may cause
unexpected application termination or read process memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2017-1000101: Brian Carpenter, Yongji Ouyang
Dictionary Widget
Available for: macOS High Sierra 10.13, macOS Sierra 10.12.6, OS X El
Capitan 10.11.6
Impact: Searching pasted text in the Dictionary widget may lead to
compromise of user information
Description: A validation issue existed which allowed local file
access. This was addressed with input sanitization.
CVE-2017-13801: xisigr of Tencent’s Xuanwu Lab (tencent.com)
file
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Multiple issues in file
Description: Multiple issues were addressed by updating to version
5.31.
CVE-2017-13815
Fonts
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Rendering untrusted text may lead to spoofing
Description: An inconsistent user interface issue was addressed with
improved state management.
CVE-2017-13828: an anonymous researcher
fsck_msdos
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: An application may be able to execute arbitrary code with
system privileges
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2017-13811: an anonymous researcher
Heimdal
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: An attacker in a privileged network position may be able
to impersonate a service
Description: A validation issue existed in the handling of
the KDC-REP service name. This issue was addressed through improved
validation.
CVE-2017-11103: Jeffrey Altman, Viktor Duchovni, and Nico Williams
HelpViewer
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: A quarantined HTML file may execute arbitrary JavaScript
cross-origin
Description: A cross-site scripting issue existed in HelpViewer. This
issue was addressed by removing the affected file.
CVE-2017-13819: an anonymous researcher
HFS
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: An application may be able to execute arbitrary code with
system privileges
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2017-13830: Sergej Schumilo of Ruhr-University Bochum
ImageIO
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Processing a maliciously crafted image may lead to arbitrary
code execution
Description: A memory corruption issue was addressed through improved
input validation.
CVE-2017-13814: Australian Cyber Security Centre – Australian Signals
Directorate
ImageIO
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Processing a maliciously crafted image may lead to a denial
of service
Description: An information disclosure issue existed in the
processing of disk images. This issue was addressed through improved
memory management.
CVE-2017-13831: an anonymous researcher
Kernel
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: A local user may be able to leak sensitive user information
Description: A permissions issue existed in kernel packet counters.
This issue was addressed through improved permission validation.
CVE-2017-13810: an anonymous researcher
Kernel
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: A local user may be able to read kernel memory
Description: An out-of-bounds read issue existed that led to the
disclosure of kernel memory. This was addressed through improved
input validation.
CVE-2017-13817: Maxime Villard (m00nbsd)
Kernel
Available for: 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-2017-13818: The UK’s National Cyber Security Centre (NCSC)
CVE-2017-13836: an anonymous researcher, an anonymous researcher
CVE-2017-13841: an anonymous researcher
CVE-2017-13840: an anonymous researcher
CVE-2017-13842: an anonymous researcher
CVE-2017-13782: Kevin Backhouse of Semmle Ltd.
Kernel
Available for: macOS High Sierra 10.13, macOS Sierra 10.12.6
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-2017-13799: an anonymous researcher
Kernel
Available for: 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-2017-13843: an anonymous researcher
Kernel
Available for: macOS Sierra 10.12.6
Impact: Processing a malformed mach binary may lead to arbitrary code
execution
Description: A memory corruption issue was addressed through improved
validation.
CVE-2017-13834: Maxime Villard (m00nbsd)
libarchive
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Unpacking a maliciously crafted archive may lead to arbitrary
code execution
Description: A buffer overflow issue was addressed through improved
memory handling.
CVE-2017-13813: found by OSS-Fuzz
CVE-2017-13816: found by OSS-Fuzz
libarchive
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Unpacking a maliciously crafted archive may lead to arbitrary
code execution
Description: Multiple memory corruption issues existed in libarchive.
These issues were addressed through improved input validation.
CVE-2017-13812: found by OSS-Fuzz
libarchive
Available for: 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-2016-4736: Proteas of Qihoo 360 Nirvan Team
Open Scripting Architecture
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Decompiling an AppleScript with osadecompile may lead to
arbitrary code execution
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2017-13824: an anonymous researcher
PCRE
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Multiple issues in pcre
Description: Multiple issues were addressed by updating to version
8.40.
CVE-2017-13846
Postfix
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Multiple issues in Postfix
Description: Multiple issues were addressed by updating to version
3.2.2.
CVE-2017-13826: an anonymous researcher
Quick Look
Available for: 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-2017-13822: Australian Cyber Security Centre – Australian Signals
Directorate
Quick Look
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: Parsing a maliciously crafted office document may lead to an
unexpected application termination or arbitrary code execution
Description: A memory consumption issue was addressed through
improved memory handling.
CVE-2017-7132: Australian Cyber Security Centre – Australian Signals
Directorate
QuickTime
Available for: 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-2017-13823: an anonymous researcher
Remote Management
Available for: macOS Sierra 10.12.6
Impact: An application may be able to execute arbitrary code with
system privileges
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2017-13808: an anonymous researcher
Sandbox
Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6
Impact: An application may be able to execute arbitrary code with
system privileges
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2017-13838: an anonymous researcher
StreamingZip
Available for: macOS High Sierra 10.13, macOS Sierra 10.12.6, OS X El
Capitan 10.11.6
Impact: A malicious zip file may be able modify restricted areas of
the file system
Description: A path handling issue was addressed with improved
validation.
CVE-2017-13804: @qwertyoruiopz at KJC Research Intl. S.R.L.
tcpdump
Available for: macOS High Sierra 10.13, macOS Sierra 10.12.6
Impact: Multiple issues in tcpdump
Description: Multiple issues were addressed by updating to version
4.9.2.
CVE-2017-11108
CVE-2017-11541
CVE-2017-11542
CVE-2017-11543
CVE-2017-12893
CVE-2017-12894
CVE-2017-12895
CVE-2017-12896
CVE-2017-12897
CVE-2017-12898
CVE-2017-12899
CVE-2017-12900
CVE-2017-12901
CVE-2017-12902
CVE-2017-12985
CVE-2017-12986
CVE-2017-12987
CVE-2017-12988
CVE-2017-12989
CVE-2017-12990
CVE-2017-12991
CVE-2017-12992
CVE-2017-12993
CVE-2017-12994
CVE-2017-12995
CVE-2017-12996
CVE-2017-12997
CVE-2017-12998
CVE-2017-12999
CVE-2017-13000
CVE-2017-13001
CVE-2017-13002
CVE-2017-13003
CVE-2017-13004
CVE-2017-13005
CVE-2017-13006
CVE-2017-13007
CVE-2017-13008
CVE-2017-13009
CVE-2017-13010
CVE-2017-13011
CVE-2017-13012
CVE-2017-13013
CVE-2017-13014
CVE-2017-13015
CVE-2017-13016
CVE-2017-13017
CVE-2017-13018
CVE-2017-13019
CVE-2017-13020
CVE-2017-13021
CVE-2017-13022
CVE-2017-13023
CVE-2017-13024
CVE-2017-13025
CVE-2017-13026
CVE-2017-13027
CVE-2017-13028
CVE-2017-13029
CVE-2017-13030
CVE-2017-13031
CVE-2017-13032
CVE-2017-13033
CVE-2017-13034
CVE-2017-13035
CVE-2017-13036
CVE-2017-13037
CVE-2017-13038
CVE-2017-13039
CVE-2017-13040
CVE-2017-13041
CVE-2017-13042
CVE-2017-13043
CVE-2017-13044
CVE-2017-13045
CVE-2017-13046
CVE-2017-13047
CVE-2017-13048
CVE-2017-13049
CVE-2017-13050
CVE-2017-13051
CVE-2017-13052
CVE-2017-13053
CVE-2017-13054
CVE-2017-13055
CVE-2017-13687
CVE-2017-13688
CVE-2017-13689
CVE-2017-13690
CVE-2017-13725
Wi-Fi
Available for: macOS High Sierra 10.13, macOS Sierra 10.12.6, OS X El
Capitan 10.11.6
Impact: An attacker in Wi-Fi range may force nonce reuse in WPA
clients (Key Reinstallation Attacks – KRACK)
Description: A logic issue existed in the handling of state
transitions. This was addressed with improved state management.
CVE-2017-13077: Mathy Vanhoef of the imec-DistriNet group at KU
Leuven
CVE-2017-13078: Mathy Vanhoef of the imec-DistriNet group at KU
Leuven
CVE-2017-13080: Mathy Vanhoef of the imec-DistriNet group at KU
Leuven
Installation note:
macOS High Sierra 10.13.1 may be obtained from the Mac App Store or
Apple’s Software Downloads web site:
https://www.apple.com/support/downloads/
Information will also be posted to the Apple Security Updates
web site: https://support.apple.com/kb/HT201222
This message is signed with Apple’s Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/
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