CVE-2018-16852
CVSS V2 Low 3.5
CVSS V3 Medium 4.4
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.
Overview
- CVE ID
- CVE-2018-16852
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Modified
- Published Version
- 2018-11-28T14:29:00
- Last Modified Date
- 2019-10-09T23:36:22
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* | 1 | OR | 4.9.0 | 4.9.3 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:S/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- SINGLE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 3.5
- Severity
- LOW
- Exploitability Score
- 6.8
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 4.4
- Base Severity
- MEDIUM
- Exploitability Score
- 0.7
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| 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 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-16852 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16852 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:06:01 | Added to TrackCVE | |||
| 2022-12-03 14:47:30 | 2018-11-28T14:29Z | 2018-11-28T14:29:00 | CVE Published Date | updated |
| 2022-12-03 14:47:30 | 2019-10-09T23:36:22 | CVE Modified Date | updated | |
| 2022-12-03 14:47:30 | Modified | Vulnerability Status | updated |