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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2007.0231 -- [Appliance] Firmware version 7.1 for AirPort Extreme Base Station with 802.11n* 10 April 2007 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: AirPort Extreme Base Station with 802.11n Publisher: Apple Operating System: Network Appliance Impact: Inappropriate Access Access: Remote/Unauthenticated CVE Names: CVE-2007-1338 CVE-2007-0734 Original Bulletin: http://docs.info.apple.com/article.html?artnum=305366 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2007-04-09 Firmware version 7.1 for AirPort Extreme Base Station with 802.11n* Please see the installation note provided at the end of this advisory for Firmware version 7.1. Further information on the Base Station is available via: http://www.apple.com/airportextreme/ Firmware version 7.1 is now available for the AirPort Extreme Base Station with 802.11n*, and addresses the following security issues: Firmware version 7.1 for AirPort Extreme Base Station with 802.11n* AirPort Extreme Base Station with 802.11n* Firmware CVE-ID: CVE-2007-1338 Available for: AirPort Extreme Base Station with 802.11n* Impact: AirPort Extreme Base Station with 802.11n* allows incoming IPv6 connections Description: The default configuration of an AirPort Extreme Base Station with 802.11n* allows incoming IPv6 connections. This may expose network services on hosts connected through an AirPort Extreme Base Station with 802.11n* to remote attackers. This update addresses the issue by changing the default setting to limit inbound IPv6 traffic to the local network. This issue only affects AirPort Extreme Base Station with 802.11n*, and not other versions of the Base Station. The AirPort Utility is used to configure the settings of the AirPort Extreme Base Station. After installing this update and restarting your system, you should use the AirPort Utility to review the configuration of your wireless network as follows: 1. Open AirPort Utility 2. Select the AirPort Extreme Base Station being configured 3. Click the "Advanced" icon 4. Click the "IPv6" tab If "Block incoming IPv6 connections" is checked (selected), then inbound IPv6 traffic is limited and no further action is needed. If "Block incoming IPv6 connections" is not checked (deselected), and unsolicited incoming IPv6 connections are not desired, then it should be enabled as follows: 1. Check "Block incoming IPv6 connections" 2. Click the "Update" button at the bottom of the window to save the changes AirPort Extreme Base Station with 802.11n* Firmware CVE-ID: CVE-2007-0734 Available for: AirPort Extreme Base Station with 802.11n* Impact: Filenames on a password-protected AirPort Disk may be viewable to users on the local network Description: AirPort Disk is a feature of AirPort Extreme Base Station with 802.11n* that allows the sharing of files from a USB hard drive connected to a compatible base station. Sharing options, including password protection, are available via the AirPort Disk Utility. An issue in the AirPort Disk feature allows users on the local network to view filenames (but not their contents) on a password-protected disk without providing a password. This update addresses the issue by performing additional validation on AirPort Disk access requests. This issue only affects AirPort Extreme Base Station with 802.11n*, and not other versions of the Base Station. Installation Note for Firmware version 7.1: Firmware version 7.1 is installed into AirPort Extreme Base Station with 802.11n* by running the AirPort Utility which is provided with the Base Station. A recent update of AirPort Utility is available via AirPort Base Station Update 2007-001, which may be obtained through Apple's Software Download site: http://www.apple.com/support/downloads/ It is recommended that AirPort Base Station Update 2007-001 be applied prior to installing Firmware version 7.1. Information will also be posted to the Apple Security Updates web site: http://docs.info.apple.com/article.html?artnum=61798 This message is signed with Apple's Product Security PGP key, and details are available at: http://www.apple.com/support/security/pgp/ (*) Based on an IEEE 802.11n draft specification - -----BEGIN PGP SIGNATURE----- Version: PGP Desktop 9.0.6 (Build 6060) iQEVAwUBRhqYvomzP5/bU5rtAQjmLgf9FPE1XRgB3SHdLzKKt2XMtBhWKWjrg71q yytHKYkzwuwCYHOyonr/oJ4crcpJYsGUUK+8D8wGzoX/Y86wxFE42Bf8WPv2t93M QgEXkTheL9V84EekPiIiE5R95fFBHyM7lga1mleKMnEumDgr6E9Xf4Wx3rQORibq tdXcnbpJjl9+T+FAZsU+eZ7dKJO/+FZexB393y8BvX9NKXjk8iWos+EkwCHJWPNB sic5a35vNmTvQkg9j0d8Spdn/jyzzanWWdDm94u201HT2TJmCuZXkUyu4aoBFIwP /2QKuBx1q/XRqmF5QSW7y1j0r+GceB6vnAbDZLbhiPffHVd1zdXXMQ== =sAyF - -----END PGP SIGNATURE----- - --------------------------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 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 =========================================================================== 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 iQCVAwUBRhrQ2yh9+71yA2DNAQIMrAP8ClxxyzXCtDrFPeOe8oq0zbZm02IZaDb+ 7VhmHLmhclMfPD30g9dlbxnhpCT42pYiwzsG+NuU9vJH709MchkhAsTiyRngagSH 5dao99adkSTiUgLx6mv9J2+/o3XcmulTgnYfZnqPUVNfgH8Cg6pGApIfLq5OkPua NcL1Fd8SlZE= =aUDT -----END PGP SIGNATURE-----