Samba Vulnerability in Kerberos Authentication for Multiple Versions
CVE-2016-2125

6.5MEDIUM

Key Information:

Vendor

[UNKNOWN]

Status
samba
Vendor
CVE Published:
31 October 2018

What is CVE-2016-2125?

Samba, prior to specific versions, presented a security vulnerability where it consistently requested forwardable tickets when authenticating with Kerberos. This flaw allowed a service authenticated by Samba via Kerberos to utilize the obtained ticket to impersonate Samba itself in interactions with other services or domain users, thereby posing a significant security risk.

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Affected Version(s)

samba 4.5.3

samba 4.4.8

samba 4.3.13

References

http://rhn.redhat.com/errata/RHSA-2017-0495.html
vendor-advisoryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125
x_refsource_CONFIRM
http://rhn.redhat.com/errata/RHSA-2017-0494.html
vendor-advisoryx_refsource_REDHAT

EPSS Score

10% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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