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Vulnerability details: VCID-jmj9-nukw-8udg
Vulnerability ID VCID-jmj9-nukw-8udg
Aliases CVE-2018-10918
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-476 NULL Pointer Dereference
System Score Found at
cvssv3 5.2 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-10918.json
epss 0.03065 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03065 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03065 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03065 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03065 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03065 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03065 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03065 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03065 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
epss 0.03911 https://api.first.org/data/v1/epss?cve=CVE-2018-10918
cvssv3 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2018-10918
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-10918
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-10918.json
https://api.first.org/data/v1/epss?cve=CVE-2018-10918
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10918
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10918
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.netapp.com/advisory/ntap-20180814-0001/
https://www.samba.org/samba/security/CVE-2018-10918.html
http://www.securityfocus.com/bid/105083
1610640 https://bugzilla.redhat.com/show_bug.cgi?id=1610640
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
CVE-2018-10918 https://nvd.nist.gov/vuln/detail/CVE-2018-10918
USN-3738-1 https://usn.ubuntu.com/3738-1/
No exploits are available.
Vector: CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-10918.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-10918
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-10918
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.86203
EPSS Score 0.03065
Published At Aug. 17, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:34:24.516636+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.16/main.json 37.0.0