Is CVE-2014-8143 in the CISA KEV catalog?

No. CVE-2014-8143 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-8143?

CVE-2014-8143 has a CVSS v2 base score of 8.5 (HIGH).

What is the EPSS score for CVE-2014-8143?

CVE-2014-8143 has an EPSS score of 4.26% (90th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-8143?

Upgrade samba on debian 11 to 2:4.1.17+dfsg-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2014-8143

HIGHEPSS 90th pctl

8.5

CVSS v2

NVD

Description

Samba 4.0.x before 4.0.24, 4.1.x before 4.1.16, and 4.2.x before 4.2rc4, when an Active Directory Domain Controller (AD DC) is configured, allows remote authenticated users to set the LDB userAccountControl UF_SERVER_TRUST_ACCOUNT bit, and consequently gain privileges, by leveraging delegation of authority for user-account or computer-account creation.

CWE-264Permissions, Privileges, and Access Controls

How to fix

Remediation Available

sambaDebian

Fixed in:2:4.1.17+dfsg-1CVE-2014-8143

sambaUbuntu

Fixed in:2:4.1.6+dfsg-1ubuntu2.14.04.4USN-2481-1

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

4.26%probability of exploitation in 30 days

90thpercentile

Elevated risk: more likely to be exploited than 90% of all known CVEs.

References

Patch3

Other references8

Related Vulnerabilities

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2012-1456	Medium	4.3	100%	-	-
CVE-2012-1459	Medium	4.3	100%	-	Fix
CVE-2012-1446	Medium	4.3	100%	-	-
CVE-2012-1443	Medium	4.3	100%	-	-
CVE-2012-1442	Medium	4.3	99%	-	-
CVE-2012-1457	Medium	4.3	98%	-	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 2026-05-06.