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CVE-2015-5296 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html	CVE	Mailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html	CVE	Mailing ListThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1290292	CVE	Issue TrackingThird Party Advisory
https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=1ba49b8f389eda3414b14410c7fbcb4041ca06b1	CVE
https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=a819d2b440aafa3138d95ff6e8b824da885a70e9	CVE
https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=d724f835acb9f4886c0001af32cd325dbbf1f895	CVE
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993	CVE	Third Party Advisory
https://security.gentoo.org/glsa/201612-47	CVE	Third Party Advisory
https://www.samba.org/samba/security/CVE-2015-5296.html	CVE	Vendor Advisory
http://www.debian.org/security/2016/dsa-3433	CVE	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html	CVE	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html	CVE	Third Party Advisory
http://www.securityfocus.com/bid/79732	CVE	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1034493	CVE	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2855-1	CVE	Third Party Advisory
http://www.ubuntu.com/usn/USN-2855-2	CVE	Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html	[email protected]	Mailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html	[email protected]	Mailing ListThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1290292	[email protected]	Issue TrackingThird Party Advisory
https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=1ba49b8f389eda3414b14410c7fbcb4041ca06b1	[email protected]
https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=a819d2b440aafa3138d95ff6e8b824da885a70e9	[email protected]
https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=d724f835acb9f4886c0001af32cd325dbbf1f895	[email protected]
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993	[email protected]	Third Party Advisory
https://security.gentoo.org/glsa/201612-47	[email protected]	Third Party Advisory
https://www.samba.org/samba/security/CVE-2015-5296.html	[email protected]	Vendor Advisory
http://www.debian.org/security/2016/dsa-3433	[email protected]	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html	[email protected]	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html	[email protected]	Third Party Advisory
http://www.securityfocus.com/bid/79732	[email protected]	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1034493	[email protected]	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2855-1	[email protected]	Third Party Advisory
http://www.ubuntu.com/usn/USN-2855-2	[email protected]	Third Party Advisory

see all 50 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-20	Improper Input Validation	[email protected]

Affected Products

Product	Versions
samba samba	>= 3.2.0, < 4.1.22 >= 4.2.0, < 4.2.7 >= 4.3.0, < 4.3.3
CPE cpe:2.3:a:samba:samba:::::::: Remediation No remediation found in references.
debian debian linux	7.0 8.0
CPE cpe:2.3:o:debian:debian_linux:7.0:::::::* cpe:2.3:o:debian:debian_linux:8.0:::::::* Remediation No remediation found in references.
canonical ubuntu linux	12.04 14.04 15.04 15.10
CPE cpe:2.3:o:canonical:ubuntu_linux:12.04::::-::: cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm::: cpe:2.3:o:canonical:ubuntu_linux:15.04:::::::* cpe:2.3:o:canonical:ubuntu_linux:15.10:::::::* Remediation No remediation found in references.

Change History

20 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 6, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Aug 29, 2022	Modified Analysis	[email protected]
Oct 30, 2018	CPE Deprecation Remap	[email protected]
Dec 31, 2016	CVE Modified	[email protected]
Dec 7, 2016	CVE Modified	[email protected]
Dec 6, 2016	CVE Modified	[email protected]
Dec 3, 2016	CVE Modified	[email protected]
Nov 28, 2016	CVE Modified	[email protected]
Oct 15, 2016	CVE Modified	[email protected]
Oct 12, 2016	CVE Modified	[email protected]
Aug 23, 2016	CVE Modified	[email protected]
Aug 20, 2016	CVE Modified	[email protected]
Jun 15, 2016	CVE Modified	[email protected]
Dec 30, 2015	Modified Analysis	[email protected]
Dec 30, 2015	Initial Analysis	[email protected]
Dec 30, 2015	Initial Analysis	[email protected]

CVE-2015-5296 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

CPE

Remediation

CPE

Remediation

Change History

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