Is CVE-2018-10918 in the CISA KEV catalog?

No. CVE-2018-10918 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-10918?

CVE-2018-10918 has a CVSS v3 base score of 5.2 (MEDIUM).

What is the EPSS score for CVE-2018-10918?

CVE-2018-10918 has an EPSS score of 2.55% (83th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-10918?

Upgrade samba on debian 11 to 2:4.8.4+dfsg-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2018-10918

MEDIUMEPSS 83th pctl

5.2

CVSS v3

NVD

Description

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.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

sambaDebian

Fixed in:2:4.8.4+dfsg-1CVE-2018-10918

libsmbclientUbuntu

Fixed in:2:4.3.11+dfsg-0ubuntu0.14.04.16USN-3738-1

Fixed in:2:4.3.11+dfsg-0ubuntu0.16.04.15USN-3738-1

Fixed in:2:4.7.6+dfsg~ubuntu-0ubuntu2.2USN-3738-1

sambaUbuntu

Fixed in:2:4.3.11+dfsg-0ubuntu0.14.04.16USN-3738-1

Fixed in:2:4.3.11+dfsg-0ubuntu0.16.04.15USN-3738-1

Fixed in:2:4.7.6+dfsg~ubuntu-0ubuntu2.2USN-3738-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Exploit Intelligence

2.55%probability of exploitation in 30 days

83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Patch1

samba.org

Third-Party Advisory4

Other references1

security.gentoo.org

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.