CVE Vulnerability

CVE-2018-16852

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.

3.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

4.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.7 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.samba.org/samba/security/CVE-2018-16852.html Patch Vendor Advisory
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
http://www.securityfocus.com/bid/106024 Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/202003-52
Configurations

Configuration 1

cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
Information

Published : 2018-11-28 02:29

Updated : 2019-10-09 11:36

NVD link : CVE-2018-16852

Mitre link : CVE-2018-16852

Products Affected
No products.
CWE
CWE-476