National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-16852 Detail

Current Description

Samba from version 4.9.0 and before version 4.9.3 is vulnerable to a NULL pointer de-reference. During the processing of an DNS zone in the DNS management DCE/RPC server, the internal DNS server or the Samba DLZ plugin for BIND9, if the DSPROPERTY_ZONE_MASTER_SERVERS property or DSPROPERTY_ZONE_SCAVENGING_SERVERS property is set, the server will follow a NULL pointer and terminate. There is no further vulnerability associated with this issue, merely a denial of service.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 4.4 MEDIUM
Vector:  CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

Nist CVSS score does not match with CNA score
CNA:  Red Hat, Inc.
Base Score: 6.5 MEDIUM
Vector:  CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/106024 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16852 Issue Tracking Third Party Advisory
https://security.netapp.com/advisory/ntap-20181127-0001/ Third Party Advisory
https://www.samba.org/samba/security/CVE-2018-16852.html Patch Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-476 NULL Pointer Dereference NIST   Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:samba:samba
     Show Matching CPE(s)
From (including)
4.9.0
Up to (excluding)
4.9.3


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-16852
NVD Published Date:
11/28/2018
NVD Last Modified:
10/09/2019