Red Hat Security Advisory 2017-1265-01 - Samba is an open-source implementation of the Server Message Block protocol and the related Common Internet File System protocol, which allow PC-compatible machines to share files, printers, and various information. Security Fix: It was found that Samba always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
4098aa20948ce3f8ca4c274f5eed9f9ca798a1f08ce911aefc1cc64b5cf7492fRed Hat Security Advisory 2017-0495-01 - Samba is an open-source implementation of the Server Message Block protocol and the related Common Internet File System protocol, which allow PC-compatible machines to share files, printers, and various information. The following packages have been upgraded to a later upstream version: samba. Security Fix: It was found that Samba always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
7864c10d55e50c730f89f29c7789434d18cb31b92ea7fcff0dcf7b844731ab6cRed Hat Security Advisory 2017-0494-01 - Samba is an open-source implementation of the Server Message Block protocol and the related Common Internet File System protocol, which allow PC-compatible machines to share files, printers, and various information. The following packages have been upgraded to a later upstream version: samba. Security Fix: It was found that Samba always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
de2622e03c9b880cc1223a80d277bcedde24fc6cf72820729223f772d9f067f1Red Hat Security Advisory 2017-0744-01 - Samba is an open-source implementation of the Server Message Block or Common Internet File System protocol, which allows PC-compatible machines to share files, printers, and other information. Security Fix: It was found that Samba always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
1ce8166802d57628cd0aacc6d9c34081469c6920c71ff18af394355450dc4b92Red Hat Security Advisory 2017-0662-01 - Samba is an open-source implementation of the Server Message Block protocol and the related Common Internet File System protocol, which allow PC-compatible machines to share files, printers, and various information. Security Fix: It was found that Samba always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
442935e6a374fb7bc908d12b18c53e8f934e99f5d371e37ea8509b0e862caf86Ubuntu Security Notice 3158-1 - Frederic Besler and others discovered that the ndr_pull_dnsp_nam function in Samba contained an integer overflow. An authenticated attacker could use this to gain administrative privileges. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 16.10. Simo Sorce discovered that that Samba clients always requested a forwardable ticket when using Kerberos authentication. An attacker could use this to impersonate an authenticated user or service. Various other issues were also addressed.
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