CVE-2016-2119

libcli/smb/smbXcli_base.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the (1) SMB2_SESSION_FLAG_IS_GUEST or (2) SMB2_SESSION_FLAG_IS_NULL flag.

CVSS v3.0 7.5 HIGH
CVSS v2.0 6.8 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.samba.org/samba/security/CVE-2016-2119.html	Vendor Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1487.html	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1486.html	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1494.html	Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-07/msg00060.html	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/91700	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1036244	Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201805-07	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:samba:samba::::::::
	cpe:2.3:a:samba:samba::::::::
	cpe:2.3:a:samba:samba::::::::

Information

Published : 2016-07-07 08:59

Updated : 2022-08-29 13:20

NVD link : CVE-2016-2119

Mitre link : CVE-2016-2119

JSON object : View

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

Products Affected

samba

samba

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7.5 /10