CVE-2016-2123

Impact:
Critical
Public Date:
2016-12-19
Bugzilla:
1392702: CVE-2016-2123 samba: NDR Parsing ndr_pull_dnsp_name Heap-based Buffer Overflow Remote Code Execution Vulnerability (ZDI-CAN-3995)

The MITRE CVE dictionary describes this issue as:

** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.

Find out more about CVE-2016-2123 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Red Hat Enterprise Linux 5, 6 and 7 are not affected by this flaw because we do not ship Samba with the AD DNS Server, which is the vulnerable component.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 7.9
Base Metrics AV:A/AC:M/Au:N/C:C/I:C/A:C
Access Vector Adjacent Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 8.1
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Affected Packages State

Platform Package State
Red Hat Gluster Storage 3.1 samba Not affected
Red Hat Enterprise Linux 7 samba Not affected
Red Hat Enterprise Linux 6 samba Not affected
Red Hat Enterprise Linux 6 samba4 Not affected
Red Hat Enterprise Linux 5 samba Not affected
Red Hat Enterprise Linux 5 samba3x Not affected

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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