CVE-2015-5296

CVE Details

Release Date:	2015-12-16
Impact:	Moderate	What is this?

Description

Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before4.3.3 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.

See more information about CVE-2015-5296 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	5.8
Vector String:	AV:N/AC:M/Au:N/C:P/I:P/A:N
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Medium
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (samba)	ELSA-2016-0011	2016-01-07
Oracle Linux version 6 (samba4)	ELSA-2016-0010	2016-01-07
Oracle Linux version 7 (samba)	ELSA-2016-0006	2016-01-07