Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.1803 samba -- multiple vulnerabilities 20 May 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: samba Publisher: FreeBSD Operating System: FreeBSD Impact/Access: Provide Misleading Information -- Existing Account Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-16860 CVE-2019-3880 Reference: ESB-2019.1742 ESB-2019.1707 ESB-2019.1178 ESB-2019.1176 Original Bulletin: http://www.vuxml.org/freebsd/793a0072-7822-11e9-81e2-005056a311d1.html - --------------------------BEGIN INCLUDED TEXT-------------------- samba -- multiple vulnerabilities Affected packages: samba46 <= 4.6.16 samba47 <= 4.7.12 samba48 < 4.8.12 samba49 < 4.9.8 samba410 < 4.10.3 Details: VuXML ID 793a0072-7822-11e9-81e2-005056a311d1 Discovery 2019-05-14 Entry 2019-05-14 The samba project reports: The checksum validation in the S4U2Self handler in the embedded Heimdal KDC did not first confirm that the checksum was keyed, allowing replacement of the requested target (client) principal Authenticated users with write permission can trigger a symlink traversal to write or detect files outside the Samba share. References: CVE-2018-16860 CVE-2019-3880 https://www.samba.org/samba/security/CVE-2018-16860.html https://www.samba.org/samba/security/CVE-2019-3880.html Copyright 2003-2005 Jacques Vidrine and contributors. Please see the source of this document for full copyright information. - --------------------------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). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXOJGM2aOgq3Tt24GAQiGKg/9GF2vqvpdLtnp4SULYbiYJeQgSuyBUwcV VKxiv40lF7NPgrT9j7RGiuLynlSyW9Zsqll1hdw2Cj2J1efF1nQQBAe+RNCUXWuj CcNAkxFA/CYkqXiepOdO+BuYH52aKGHuNfD6LQfQdQts3WGaeZfQcKb15PyDcNsG MX6d7LpKFKnLZIwbajyOOjxtIDZ6gcgZJpEmCFzdB+hRaueMevtoXokqdpymIxiN owMLyyfZtRwrj29S2CDq80Tb3vbIMZ06l1e997beiaJ4VmhUH+N2aAns+R0y0/qt X5UDg3gXDSU67KkFLWHUlM6xZ9b+cmbPOBrgLZ40wiTsp7gB7zoECffPKBpIUYNO ayRqAQf2cUN1s/Fgw/KGPbc3Xcr55wI6gFJ9CzCsWT9jh4/9hZ9a0Pz8yNTbdRFl AKPvhXMltQ9x/mWnaG7cjqmXP6wlOf9Q/2Twf8Tncqu/zzGEDYbxfGKO7vJz6atq 0G34EhUDBLjWxyJLV30Svd+vXAoUmpxHv5uW98cpz2vIL11jd2wgmT8HHuhLUESs J8McS3rkVbg2DRlMvYmAlFxQRKEwuo8q9FqDoBcpPauLT31abYG2et5FL/acpbF3 kLBl3W8dYe/wCo1QM4zO0me++FwaVUujaw4XBWQvC2DOCA4ogZyld8CQ+2DDW0Bk cu+OEDtFy3w= =lx66 -----END PGP SIGNATURE-----