K92616530 : Samba vulnerability CVE-2015-5296

Security Advisory Description

Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3 supports connections that are encrypted but unsigned, which allows man-in-the-middle attackers to conduct encrypted-to-unencrypted downgrade attacks by modifying the client-server data stream, related to clidfs.c, libsmb_server.c, and smbXcli_base.c.
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CVE-2015-5296
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Impact
A remote attacker may be able to exploit this vulnerability to conduct encrypted-to-unencrypted downgrade attacks by modifying the client-server data stream.