Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2397.2 tvOS 11 26 September 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Apple tvOS Publisher: Apple Operating System: Apple iOS Impact/Access: Root Compromise -- Remote/Unauthenticated Access Privileged Data -- Remote with User Interaction Denial of Service -- Remote/Unauthenticated Cross-site Scripting -- Remote with User Interaction Reduced Security -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2017-1000373 CVE-2017-11121 CVE-2017-11120 CVE-2017-10989 CVE-2017-9233 CVE-2017-7130 CVE-2017-7129 CVE-2017-7128 CVE-2017-7127 CVE-2017-7120 CVE-2017-7117 CVE-2017-7116 CVE-2017-7115 CVE-2017-7114 CVE-2017-7112 CVE-2017-7111 CVE-2017-7110 CVE-2017-7109 CVE-2017-7108 CVE-2017-7107 CVE-2017-7105 CVE-2017-7104 CVE-2017-7103 CVE-2017-7102 CVE-2017-7100 CVE-2017-7099 CVE-2017-7098 CVE-2017-7096 CVE-2017-7095 CVE-2017-7094 CVE-2017-7093 CVE-2017-7092 CVE-2017-7091 CVE-2017-7090 CVE-2017-7087 CVE-2017-7086 CVE-2017-7083 CVE-2017-7081 CVE-2017-7080 CVE-2017-0381 CVE-2016-9843 CVE-2016-9842 CVE-2016-9841 CVE-2016-9840 CVE-2016-9063 Reference: ESB-2017.2428 ESB-2017.2426 ESB-2017.2425 ESB-2017.2397 ESB-2017.2396 Original Bulletin: https://support.apple.com/en-au/HT208113 Revision History: September 26 2017: Additional information September 21 2017: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- APPLE-SA-2017-09-25-6 Additional information for APPLE-SA-2017-09-20-3 tvOS 11 tvOS 11 addresses the following: CFNetwork Proxies Available for: Apple TV (4th generation) Impact: An attacker in a privileged network position may be able to cause a denial of service Description: Multiple denial of service issues were addressed through improved memory handling. CVE-2017-7083: Abhinav Bansal of Zscaler Inc. Entry added September 25, 2017 CoreAudio Available for: Apple TV (4th generation) Impact: An application may be able to read restricted memory Description: An out-of-bounds read was addressed by updating to Opus version 1.1.4. CVE-2017-0381: V.E.O (@VYSEa) of Mobile Threat Research Team, Trend Micro Entry added September 25, 2017 Kernel Available for: Apple TV (4th generation) 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-2017-7114: Alex Plaskett of MWR InfoSecurity Entry added September 25, 2017 libc Available for: Apple TV (4th generation) Impact: A remote attacker may be able to cause a denial-of-service Description: A resource exhaustion issue in glob() was addressed through an improved algorithm. CVE-2017-7086: Russ Cox of Google Entry added September 25, 2017 libc Available for: Apple TV (4th generation) Impact: An application may be able to cause a denial of service Description: A memory consumption issue was addressed through improved memory handling. CVE-2017-1000373 Entry added September 25, 2017 libexpat Available for: Apple TV (4th generation) Impact: Multiple issues in expat Description: Multiple issues were addressed by updating to version 2.2.1 CVE-2016-9063 CVE-2017-9233 Entry added September 25, 2017 Security Available for: Apple TV (4th generation) Impact: A revoked certificate may be trusted Description: A certificate validation issue existed in the handling of revocation data. This issue was addressed through improved validation. CVE-2017-7080: an anonymous researcher, an anonymous researcher, Sven Driemecker of adesso mobile solutions gmbh, Rune Darrud (@theflyingcorpse) of BA|rum kommune Entry added September 25, 2017 SQLite Available for: Apple TV (4th generation) Impact: Multiple issues in SQLite Description: Multiple issues were addressed by updating to version 3.19.3. CVE-2017-10989: found by OSS-Fuzz CVE-2017-7128: found by OSS-Fuzz CVE-2017-7129: found by OSS-Fuzz CVE-2017-7130: found by OSS-Fuzz Entry added September 25, 2017 SQLite Available for: Apple TV (4th generation) 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-2017-7127: an anonymous researcher Entry added September 25, 2017 WebKit Available for: Apple TV (4th generation) Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A memory corruption issue was addressed through improved input validation. CVE-2017-7081: Apple Entry added September 25, 2017 WebKit Available for: Apple TV (4th generation) Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: Multiple memory corruption issues were addressed with improved memory handling. CVE-2017-7087: Apple CVE-2017-7091: Wei Yuan of Baidu Security Lab working with Trend Micro's Zero Day Initiative CVE-2017-7092: Qixun Zhao (@S0rryMybad) of Qihoo 360 Vulcan Team, Samuel Gro and Niklas Baumstark working with Trend Micro's Zero Day Initiative CVE-2017-7093: Samuel Gro and Niklas Baumstark working with Trend Micro's Zero Day Initiative CVE-2017-7094: Tim Michaud (@TimGMichaud) of Leviathan Security Group CVE-2017-7095: Wang Junjie, Wei Lei, and Liu Yang of Nanyang Technological University working with Trend Microa\x{128}\x{153}s Zero Day Initiative CVE-2017-7096: Wei Yuan of Baidu Security Lab CVE-2017-7098: Felipe Freitas of Instituto TecnolA3gico de AeronA!utica CVE-2017-7099: Apple CVE-2017-7100: Masato Kinugawa and Mario Heiderich of Cure53 CVE-2017-7102: Wang Junjie, Wei Lei, and Liu Yang of Nanyang Technological University CVE-2017-7104: likemeng of Baidu Secutity Lab CVE-2017-7107: Wang Junjie, Wei Lei, and Liu Yang of Nanyang Technological University CVE-2017-7111: likemeng of Baidu Security Lab (xlab.baidu.com) working with Trend Micro's Zero Day Initiative CVE-2017-7117: lokihardt of Google Project Zero CVE-2017-7120: chenqin (e\x{153}\x{136}e\x{146}|) of Ant-financial Light-Year Security Lab Entry added September 25, 2017 WebKit Available for: Apple TV (4th generation) Impact: Cookies belonging to one origin may be sent to another origin Description: A permissions issue existed in the handling of web browser cookies. This issue was addressed by no longer returning cookies for custom URL schemes. CVE-2017-7090: Apple Entry added September 25, 2017 WebKit Available for: Apple TV (4th generation) Impact: Processing maliciously crafted web content may lead to a cross site scripting attack Description: Application Cache policy may be unexpectedly applied. CVE-2017-7109: avlidienbrunn Entry added September 25, 2017 Wi-Fi Available for: Apple TV (4th generation) Impact: An attacker within range may be able to execute arbitrary code on the Wi-Fi chip Description: A memory corruption issue was addressed with improved memory handling. CVE-2017-11120: Gal Beniamini of Google Project Zero CVE-2017-11121: Gal Beniamini of Google Project Zero Entry added September 25, 2017 Wi-Fi Available for: Apple TV (4th generation) Impact: Malicious code executing on the Wi-Fi chip may be able to execute arbitrary code with kernel privileges on the application processor Description: A memory corruption issue was addressed with improved memory handling. CVE-2017-7103: Gal Beniamini of Google Project Zero CVE-2017-7105: Gal Beniamini of Google Project Zero CVE-2017-7108: Gal Beniamini of Google Project Zero CVE-2017-7110: Gal Beniamini of Google Project Zero CVE-2017-7112: Gal Beniamini of Google Project Zero Wi-Fi Available for: Apple TV (4th generation) Impact: Malicious code executing on the Wi-Fi chip may be able to execute arbitrary code with kernel privileges on the application processor Description: Multiple race conditions were addressed through improved validation. CVE-2017-7115: Gal Beniamini of Google Project Zero Wi-Fi Available for: Apple TV (4th generation) Impact: Malicious code executing on the Wi-Fi chip may be able to read restricted kernel memory Description: A validation issue was addressed with improved input sanitization. CVE-2017-7116: Gal Beniamini of Google Project Zero zlib Available for: Apple TV (4th generation) Impact: Multiple issues in zlib Description: Multiple issues were addressed by updating to version 1.2.11. CVE-2016-9840 CVE-2016-9841 CVE-2016-9842 CVE-2016-9843 Entry added September 25, 2017 Additional recognition Security We would like to acknowledge Abhinav Bansal of Zscaler, Inc. for their assistance. Installation note: Apple TV will periodically check for software updates. Alternatively, you may manually check for software updates by selecting "Settings -> System -> Software Update -> Update Software." To check the current version of software, select "Settings -> General -> About." 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/ - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBWcmxfox+lLeg9Ub1AQgQDxAAnQvf3Xwd6cN+elSXL8hHZoMokZUDFubi L6jYEfCJdAlKc48ddDrXNAIf+Nq3iH+y8TKPhlM/JLiJT8uJjkoyG0yt6eU2W6cC YFCZqY10sC/rSbltp/vbpIjYhOt5XqEyrOtW9nzGfAkmZNTEDxCPgJs0BRPazYSR k11R1ajsJG447V4QTQUS/HXDc5L5tR36bGhuWiDzMJ9L2Lw+JAIHqMjSFUkE2U9D Lsvl15eDnKrF0G9t5uBCkD6jMXog9QEQLtp8uGLG84PB2RjyP/LXESxrRsJyLtJH P7TfC1f+3zyXsC0HpgqnOryC++lzwYNe5BJrf4b5Aj8J1qv7TJ268E0W+xA8iJ0c 7OqO/5unz1Y4jwjcyZI+0WRbWb3FlyDoXCPsajUwPjlC75X/kuwPaPcUBU0T3ots ju+yZDtP4fZskfH2MawMWehVuTzL3pN9IdL9UhRsnTVnhHWvRhfy/vS6NBJb6le/ LwTba6IuR7ExbPDpOoX2Qq6Yd4VJEPZo+fYsxg03pC6xtFgFGJtNgIGqxAuudu1R 1X7fXpf5jZA5h5hZcbHP5m6/BuI9ZfbphxAEE/C8YM9Vya4OQdUY2q15x6lPSmZs zyrNPOns4hluv8MM0m1vW+DSoTpd0GIaGiRBnMxmXmgKvTFI5EPhMUV/2h7iofOk jRP/NeXkGAI= =gl7b -----END PGP SIGNATURE-----