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Ubuntu Security Notice USN-3426-1
Posted Sep 21, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3426-1 - Stefan Metzmacher discovered that Samba incorrectly enforced SMB signing in certain situations. A remote attacker could use this issue to perform a man in the middle attack. Stefan Metzmacher discovered that Samba incorrectly handled encryption across DFS redirects. A remote attacker could use this issue to perform a man in the middle attack. Yihan Lian and Zhibin Hu discovered that Samba incorrectly handled memory when SMB1 is being used. A remote attacker could possibly use this issue to obtain server memory contents. Various other issues were also addressed.

tags | advisory, remote
systems | linux, ubuntu
advisories | CVE-2017-12150, CVE-2017-12151, CVE-2017-12163
SHA-256 | fa491e751279b5ea9e1da0bb1115ba5f62388c95fddad08cf232e729f712f242

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