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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4640 USN-4217-2: Samba vulnerabilities 12 December 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Samba Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Denial of Service -- Remote/Unauthenticated Unauthorised Access -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-14870 CVE-2019-14861 Reference: ESB-2019.4604 Original Bulletin: https://usn.ubuntu.com/4217-2/ - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4217-2: Samba vulnerabilities 11 December 2019 samba vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 14.04 ESM Summary Several security issues were fixed in Samba. Software Description o samba - SMB/CIFS file, print, and login server for Unix Details USN-4217-1 fixed several vulnerabilities in Samba. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Andreas Oster discovered that the Samba DNS management server incorrectly handled certain records. An authenticated attacker could possibly use this issue to crash Samba, resulting in a denial of service. (CVE-2019-14861) Isaac Boukris discovered that Samba did not enforce the Kerberos DelegationNotAllowed feature restriction, contrary to expectations. (CVE-2019-14870) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 ESM libsmbclient - 2:4.3.11+dfsg-0ubuntu0.14.04.20+esm4 samba - 2:4.3.11+dfsg-0ubuntu0.14.04.20+esm4 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . In general, a standard system update will make all the necessary changes. References o USN-4217-1 o CVE-2019-14861 o CVE-2019-14870 - --------------------------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. 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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). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXfGQeGaOgq3Tt24GAQgwrg//cIfDERLAOQJfHfHcqElJpDqIscJ9auwk oEnDHlGeN0ZGI6QK0eNggXb1oWFqxbRibgnlMJMVhmB1+ywQ5AeFkQEuyLqQCmAR yeiZw6OFVFXP98PkEmdX6OMYPauEaF1aJ022iXpR3VQ9tHYjrwQNtusbnQXMCHaY 6q1F6vfhaMygQDb/lK0HZFacyrBuSGAw0Jb1NPQhW9b8f+Hex5QFGZ8Iu9IomQF6 wzAhBO/FXurZCucT8KsLQCiOymKbR+DAamsxJpgOAt3bVm7pDSAfgHauTLYwKw8K a5ojonqd0aQnZ/on9yu08WPGFt8xpQLlYFvMLJ58Hb/w8xe/L1QMOPGhedaEFZZM +SZlc5Kab1uEImLiKqhlxXqH+OrJ1Yee9WJ6qDENcO0xEXdZC3xVHVC+PmwSiwxA MlRpFMoAaQB55BR2VuITtWzvHovjoA06CHMa29LDZooOCW/Xxmt77bEroNjQcPK5 JtJjJVug6E5iAxkuFq12QS2RTc9VS9yazdtG8sJQZax1WvbJVe7oEDGE0nHhHfLK luPnhy5ZOHlSyTyEE7DmAHyPAYpGuPMh81FFTw8yviRdDno4x+AltwdcKhAeFnLH Soxn2MTchd0YGuciNJr4mr10WZCUTB0Zb94HTZpNikkMZJ92kATEwkMwfPNyQ1SO TTIEegFY0Aw= =Se+N -----END PGP SIGNATURE-----