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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2953.2 opensaml2 metadata filter bypass 20 November 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: opensaml2 shibboleth-sp2 Publisher: Debian Operating System: Debian GNU/Linux 8 Debian GNU/Linux 9 UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Access Confidential Data -- Remote/Unauthenticated Provide Misleading Information -- Remote/Unauthenticated Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2017-16853 Original Bulletin: http://www.debian.org/security/2017/dsa-4039 http://www.debian.org/security/2017/dsa-4038 Comment: This bulletin contains two (2) Debian security advisories. Revision History: November 20 2017: Fixed product tag November 17 2017: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - - ------------------------------------------------------------------------- Debian Security Advisory DSA-4039-1 security@debian.org https://www.debian.org/security/ Salvatore Bonaccorso November 16, 2017 https://www.debian.org/security/faq - - ------------------------------------------------------------------------- Package : opensaml2 CVE ID : CVE-2017-16853 Debian Bug : 881856 Rod Widdowson of Steading System Software LLP discovered a coding error in the OpenSAML library, causing the DynamicMetadataProvider class to fail configuring itself with the filters provided and omitting whatever checks they are intended to perform. For the oldstable distribution (jessie), this problem has been fixed in version 2.5.3-2+deb8u2. For the stable distribution (stretch), this problem has been fixed in version 2.6.0-4+deb9u1. We recommend that you upgrade your opensaml2 packages. Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: debian-security-announce@lists.debian.org - -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEERkRAmAjBceBVMd3uBUy48xNDz0QFAloOASNfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDQ2 NDQ0MDk4MDhDMTcxRTA1NTMxRERFRTA1NENCOEYzMTM0M0NGNDQACgkQBUy48xND z0RPxA/+NBCSO0BVbyaXwd7dsXr/5gNl9KVTRJhsYKch79VMiagzY7ntzK1wBjLY MZcrLpGyCjuvRUSmG4i9eM8RaBsBIDYaX/DWYfwqrq0aHDX7M2sdLG2T3EMC0MJj eTpcdxW+YlPse1g6WiwtcaJOVqnDVveTCE8xwzA2rreFSkdB37dSH29s9BZbKJTZ ABRj9qgiYIg7ZOgPLdSR2vZ8j+ByyVaAIMPPgp8H1ZkyT1ZN/9WIzrero1/9dmM8 S06pWHG46D7E7nUDDQ4qDZS9Mkl3zB1Gd6ejAq87+J0gmOaFLxGOiic5yPw8vrnD QNDHXPx1B/Z5qWQgBgZEKECZfatWuudBAiSqNQO35wwVhNNT0Qw2VnjY5shP+ST0 YDJumTUozXTts0h+3Pu4H5JHMT1Q3OklFVHcjbPkPdXDnRE8ZotAYj1PqHrPSY9+ x0KV0w7AOvmemViCbmPLUQZGC4aiodDacqo/2cG8YOjSPD7UjZwkoLxBrC6Cxgy7 53zMsMbws5gwuB8as0bMufFPuiEZ3VE4/nnUPg0U87aYXK52x5FPaIciqqrQLEU0 QsZ8rskzwbsuFKosNvusoZev3X19BtStRRp2AAw7UC2iz/3Faxs6OStEsDofPq6R z7BdHcU+7F7qP/PcibIRebA8Q/qH30xWdtSMezA9MeojRCbAmOI= =mgMW - -----END PGP SIGNATURE----- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - - ------------------------------------------------------------------------- Debian Security Advisory DSA-4038-1 security@debian.org https://www.debian.org/security/ Salvatore Bonaccorso November 16, 2017 https://www.debian.org/security/faq - - ------------------------------------------------------------------------- Package : shibboleth-sp2 CVE ID : CVE-2017-16852 Debian Bug : 881857 Rod Widdowson of Steading System Software LLP discovered a coding error in the "Dynamic" metadata plugin of the Shibboleth Service Provider, causing the plugin to fail configuring itself with the filters provided and omitting whatever checks they are intended to perform. For the oldstable distribution (jessie), this problem has been fixed in version 2.5.3+dfsg-2+deb8u1. For the stable distribution (stretch), this problem has been fixed in version 2.6.0+dfsg1-4+deb9u1. We recommend that you upgrade your shibboleth-sp2 packages. Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: debian-security-announce@lists.debian.org - -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEERkRAmAjBceBVMd3uBUy48xNDz0QFAloOARpfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDQ2 NDQ0MDk4MDhDMTcxRTA1NTMxRERFRTA1NENCOEYzMTM0M0NGNDQACgkQBUy48xND z0RFRRAAno8d8GNe1UlI2rMaXfvWfbD4iJLjHY0BbsRr5QcARAQwwAYegBrGtL5S J5iCiVB+/6xxDeGzInAkGjZfQV2hcWob1fliNDGTExme0QpQIEyjoPQi9G4iWtJ2 J19tuh/tlXKsmWr/qD90T4ARAxtOMMJlTzHCj/MP0LCB6FKOIccIfXqdx3qhmUDg 2RZYW94EM7P4p6EdTKr7doYICpD5wT5glDWSuvIDcuPipjjQqfRdz9LRwrTcgOPZ l4pYAOpkhMjhMZRGdeqKsVgTA3lctbWHgg7j+ha6YgFPg2VUjC9wUbFNNUcVWTM0 TACZYcSgOw1Fh+N7JvzHbyXX/0sYg+blQbccL+in/fGgrxbSlUS8B4T0FgGEBdRk F/beEdFkMm2xj3/H3X6vO8tv6YB9awJ6NseX/LT4olJ/kvNDCaYG1k3XsVFQfaA6 9a1xNfNmIt2Vc8FiIzq/cbw5+D0eSncmLd/RMEBX0fDioXNuqZEQrUShhVSCoCGJ u8c29+oGjBuCaNsBg3b4hifHUnV1/n2XAferag3zLuxSdaaZa+TwkF2QgDsEx8p9 0x8aW5garNMGWkWjkkhtjxPS4Q712TXw8uvRxBZhvPemer9hs10unMcuEoP18CqO esmBbSENS9Uic1BkfD53rMdw9vd0dUo4mMFlLK0nAM/eAEnnbOk= =6UGd - -----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: https://www.auscert.org.au/bulletins/ =========================================================================== 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). 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