Vulnerability CVE-2016-2125
Published: 2018-10-31

Description:
It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:A/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.3/10
2.9/10
6.5/10
Exploit range
Attack complexity
Authentication
Adjacent network
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Samba -> Samba 
Redhat -> Gluster storage 
Redhat -> Enterprise linux desktop 
Redhat -> Enterprise linux server 
Redhat -> Enterprise linux server aus 
Redhat -> Enterprise linux server eus 
Redhat -> Enterprise linux server tus 
Redhat -> Enterprise linux workstation 

 References:
http://rhn.redhat.com/errata/RHSA-2017-0494.html
http://rhn.redhat.com/errata/RHSA-2017-0495.html
http://rhn.redhat.com/errata/RHSA-2017-0662.html
http://rhn.redhat.com/errata/RHSA-2017-0744.html
http://www.securityfocus.com/bid/94988
http://www.securitytracker.com/id/1037494
https://access.redhat.com/errata/RHSA-2017:1265
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125
https://www.samba.org/samba/security/CVE-2016-2125.html
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