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Vulnerability Details : CVE-2015-5296

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.
Publish Date : 2015-12-29 Last Update Date : 2018-10-30
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- CVSS Scores & Vulnerability Types

CVSS Score
4.3
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 20

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2016:0006: samba security update (Moderate) oval:com.redhat.rhsa:def:20160006 unix
RHSA-2016:0010: samba4 security update (Moderate) oval:com.redhat.rhsa:def:20160010 unix
RHSA-2016:0011: samba security update (Moderate) oval:com.redhat.rhsa:def:20160011 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2015-5296

# Product Type Vendor Product Version Update Edition Language
1 Application Samba Samba 3.0.2a Version Details Vulnerabilities
2 Application Samba Samba 3.0.3 Version Details Vulnerabilities
3 Application Samba Samba 3.0.4 Version Details Vulnerabilities
4 Application Samba Samba 3.0.4 RC1 Version Details Vulnerabilities
5 Application Samba Samba 3.0.5 Version Details Vulnerabilities
6 Application Samba Samba 3.0.6 Version Details Vulnerabilities
7 Application Samba Samba 3.0.7 Version Details Vulnerabilities
8 Application Samba Samba 3.0.8 Version Details Vulnerabilities
9 Application Samba Samba 3.0.9 Version Details Vulnerabilities
10 Application Samba Samba 3.0.25c Version Details Vulnerabilities
11 Application Samba Samba 3.0.25 RC1 Version Details Vulnerabilities
12 Application Samba Samba 3.0.25 RC2 Version Details Vulnerabilities
13 Application Samba Samba 3.0.25 B Version Details Vulnerabilities
14 Application Samba Samba 3.0.25 RC3 Version Details Vulnerabilities
15 Application Samba Samba 3.0.25 C Version Details Vulnerabilities
16 Application Samba Samba 3.0.25a Version Details Vulnerabilities
17 Application Samba Samba 3.0.25 Pre1 Version Details Vulnerabilities
18 Application Samba Samba 3.0.25b Version Details Vulnerabilities
19 Application Samba Samba 3.0.25 Pre2 Version Details Vulnerabilities
20 Application Samba Samba 3.0.26 Version Details Vulnerabilities
21 Application Samba Samba 3.0.26 A Version Details Vulnerabilities
22 Application Samba Samba 3.0.26a Version Details Vulnerabilities
23 Application Samba Samba 3.0.27a Version Details Vulnerabilities
24 Application Samba Samba 3.0.27 Version Details Vulnerabilities
25 Application Samba Samba 3.0.27 A Version Details Vulnerabilities
26 Application Samba Samba 3.0.28 Version Details Vulnerabilities
27 Application Samba Samba 3.0.28 A Version Details Vulnerabilities
28 Application Samba Samba 3.0.28a Version Details Vulnerabilities
29 Application Samba Samba 3.0.29 Version Details Vulnerabilities
30 Application Samba Samba 3.0.30 Version Details Vulnerabilities
31 Application Samba Samba 3.0.31 Version Details Vulnerabilities
32 Application Samba Samba 3.0.32 Version Details Vulnerabilities
33 Application Samba Samba 3.0.33 Version Details Vulnerabilities
34 Application Samba Samba 3.0.34 Version Details Vulnerabilities
35 Application Samba Samba 3.0.35 Version Details Vulnerabilities
36 Application Samba Samba 3.0.36 Version Details Vulnerabilities
37 Application Samba Samba 3.0.37 Version Details Vulnerabilities
38 Application Samba Samba 3.1.0 Version Details Vulnerabilities
39 Application Samba Samba 3.2 Version Details Vulnerabilities
40 Application Samba Samba 3.2.0 Version Details Vulnerabilities
41 Application Samba Samba 3.2.1 Version Details Vulnerabilities
42 Application Samba Samba 3.2.2 Version Details Vulnerabilities
43 Application Samba Samba 3.2.3 Version Details Vulnerabilities
44 Application Samba Samba 3.2.4 Version Details Vulnerabilities
45 Application Samba Samba 3.2.5 Version Details Vulnerabilities
46 Application Samba Samba 3.2.6 Version Details Vulnerabilities
47 Application Samba Samba 3.2.7 Version Details Vulnerabilities
48 Application Samba Samba 3.2.8 Version Details Vulnerabilities
49 Application Samba Samba 3.2.9 Version Details Vulnerabilities
50 Application Samba Samba 3.2.10 Version Details Vulnerabilities
51 Application Samba Samba 3.2.11 Version Details Vulnerabilities
52 Application Samba Samba 3.2.12 Version Details Vulnerabilities
53 Application Samba Samba 3.2.13 Version Details Vulnerabilities
54 Application Samba Samba 3.2.14 Version Details Vulnerabilities
55 Application Samba Samba 3.2.15 Version Details Vulnerabilities
56 Application Samba Samba 3.3 Version Details Vulnerabilities
57 Application Samba Samba 3.3.0 Version Details Vulnerabilities
58 Application Samba Samba 4.0.0 Version Details Vulnerabilities
59 Application Samba Samba 4.0.1 Version Details Vulnerabilities
60 Application Samba Samba 4.0.2 Version Details Vulnerabilities
61 Application Samba Samba 4.0.3 Version Details Vulnerabilities
62 Application Samba Samba 4.0.4 Version Details Vulnerabilities
63 Application Samba Samba 4.0.5 Version Details Vulnerabilities
64 Application Samba Samba 4.0.6 Version Details Vulnerabilities
65 Application Samba Samba 4.0.7 Version Details Vulnerabilities
66 Application Samba Samba 4.0.8 Version Details Vulnerabilities
67 Application Samba Samba 4.0.9 Version Details Vulnerabilities
68 Application Samba Samba 4.0.10 Version Details Vulnerabilities
69 Application Samba Samba 4.0.11 Version Details Vulnerabilities
70 Application Samba Samba 4.0.12 Version Details Vulnerabilities
71 Application Samba Samba 4.0.13 Version Details Vulnerabilities
72 Application Samba Samba 4.0.14 Version Details Vulnerabilities
73 Application Samba Samba 4.0.15 Version Details Vulnerabilities
74 Application Samba Samba 4.0.16 Version Details Vulnerabilities
75 Application Samba Samba 4.0.17 Version Details Vulnerabilities
76 Application Samba Samba 4.0.18 Version Details Vulnerabilities
77 Application Samba Samba 4.0.19 Version Details Vulnerabilities
78 Application Samba Samba 4.0.20 Version Details Vulnerabilities
79 Application Samba Samba 4.0.21 Version Details Vulnerabilities
80 Application Samba Samba 4.0.22 Version Details Vulnerabilities
81 Application Samba Samba 4.0.23 Version Details Vulnerabilities
82 Application Samba Samba 4.0.24 Version Details Vulnerabilities
83 Application Samba Samba 4.1.0 Version Details Vulnerabilities
84 Application Samba Samba 4.1.1 Version Details Vulnerabilities
85 Application Samba Samba 4.1.2 Version Details Vulnerabilities
86 Application Samba Samba 4.1.3 Version Details Vulnerabilities
87 Application Samba Samba 4.1.4 Version Details Vulnerabilities
88 Application Samba Samba 4.1.5 Version Details Vulnerabilities
89 Application Samba Samba 4.1.6 Version Details Vulnerabilities
90 Application Samba Samba 4.1.7 Version Details Vulnerabilities
91 Application Samba Samba 4.1.8 Version Details Vulnerabilities
92 Application Samba Samba 4.1.9 Version Details Vulnerabilities
93 Application Samba Samba 4.1.10 Version Details Vulnerabilities
94 Application Samba Samba 4.1.11 Version Details Vulnerabilities
95 Application Samba Samba 4.1.12 Version Details Vulnerabilities
96 Application Samba Samba 4.1.13 Version Details Vulnerabilities
97 Application Samba Samba 4.1.14 Version Details Vulnerabilities
98 Application Samba Samba 4.1.15 Version Details Vulnerabilities
99 Application Samba Samba 4.1.16 Version Details Vulnerabilities
100 Application Samba Samba 4.1.17 Version Details Vulnerabilities
101 Application Samba Samba 4.1.18 Version Details Vulnerabilities
102 Application Samba Samba 4.1.19 Version Details Vulnerabilities
103 Application Samba Samba 4.1.20 Version Details Vulnerabilities
104 Application Samba Samba 4.1.21 Version Details Vulnerabilities
105 Application Samba Samba 4.2.0 Version Details Vulnerabilities
106 Application Samba Samba 4.2.1 Version Details Vulnerabilities
107 Application Samba Samba 4.2.2 Version Details Vulnerabilities
108 Application Samba Samba 4.2.3 Version Details Vulnerabilities
109 Application Samba Samba 4.2.4 Version Details Vulnerabilities
110 Application Samba Samba 4.2.5 Version Details Vulnerabilities
111 Application Samba Samba 4.2.6 Version Details Vulnerabilities
112 Application Samba Samba 4.3.0 Version Details Vulnerabilities
113 Application Samba Samba 4.3.1 Version Details Vulnerabilities
114 Application Samba Samba 4.3.2 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Samba Samba 114

- References For CVE-2015-5296

https://git.samba.org/?p=samba.git;a=commit;h=a819d2b440aafa3138d95ff6e8b824da885a70e9 CONFIRM
https://git.samba.org/?p=samba.git;a=commit;h=d724f835acb9f4886c0001af32cd325dbbf1f895 CONFIRM
https://git.samba.org/?p=samba.git;a=commit;h=1ba49b8f389eda3414b14410c7fbcb4041ca06b1 CONFIRM
https://security.gentoo.org/glsa/201612-47
GENTOO GLSA-201612-47
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993 CONFIRM
http://www.securityfocus.com/bid/79732
BID 79732 Samba CVE-2015-5296 Man in the Middle Multiple Security Bypass Vulnerabilities Release Date:2016-12-29
http://www.securitytracker.com/id/1034493
SECTRACK 1034493
http://www.ubuntu.com/usn/USN-2855-1
UBUNTU USN-2855-1
http://www.ubuntu.com/usn/USN-2855-2
UBUNTU USN-2855-2
https://www.samba.org/samba/security/CVE-2015-5296.html CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=1290292 CONFIRM
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html
FEDORA FEDORA-2015-b36076d32e
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html CONFIRM
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html
FEDORA FEDORA-2015-0e0879cc8a
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html
SUSE SUSE-SU-2015:2304
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html
SUSE SUSE-SU-2015:2305
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html
SUSE openSUSE-SU-2015:2354
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html CONFIRM
http://www.debian.org/security/2016/dsa-3433
DEBIAN DSA-3433
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.html
SUSE SUSE-SU-2016:0164
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html
SUSE openSUSE-SU-2016:1064
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html
SUSE openSUSE-SU-2016:1106
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html
SUSE openSUSE-SU-2016:1107
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.html
SUSE SUSE-SU-2016:0032
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html
SUSE openSUSE-SU-2015:2356

- Metasploit Modules Related To CVE-2015-5296

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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