Vulnerability Details : CVE-2018-10918
A null pointer dereference flaw was found in the way samba checked database outputs from the LDB database layer. An authenticated attacker could use this flaw to crash a samba server in an Active Directory Domain Controller configuration. Samba versions before 4.7.9 and 4.8.4 are vulnerable.
Vulnerability category: Memory Corruption
Products affected by CVE-2018-10918
- cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-10918
0.38%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 73 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-10918
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:P |
8.0
|
2.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST | |
5.2
|
MEDIUM | CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H |
1.5
|
3.6
|
Red Hat, Inc. |
CWE ids for CVE-2018-10918
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by:
- nvd@nist.gov (Primary)
- secalert@redhat.com (Secondary)
References for CVE-2018-10918
-
https://www.samba.org/samba/security/CVE-2018-10918.html
Samba - Security Announcement ArchivePatch;Vendor Advisory
-
https://usn.ubuntu.com/3738-1/
USN-3738-1: Samba vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://security.gentoo.org/glsa/202003-52
Samba: Multiple vulnerabilities (GLSA 202003-52) — Gentoo security
-
http://www.securityfocus.com/bid/105083
Samba CVE-2018-10918 Remote Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://security.netapp.com/advisory/ntap-20180814-0001/
August 2018 Samba Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10918
1610640 – (CVE-2018-10918) CVE-2018-10918 samba: DsCrackNames on a user without an SPN can trigger NULL-pointer de-referenceIssue Tracking;Third Party Advisory
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