UpHeron
All vulnerabilities

Servers and applications

CVE-2014-8143

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.

Severity
High 8.5
Published
17 Jan 2015
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
4.3% in the next 30 daysHigher than 91% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-264
Attack
Over the network · Needs a login
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:N/AC:M/Au:S/C:C/I:C/A:C
Sources
NVD

Affected software

SoftwareAffected versions
SambaServers and applications · cpe:a:samba:samba
  • Version 4.2.0-rc3
  • Version 4.2.0-rc2
  • Version 4.2.0-rc1
  • Version 4.1.15
All 43 release lines
  • Version 4.0.0
  • Version 4.0.1
  • Version 4.0.2
  • Version 4.0.3
  • Version 4.0.4
  • Version 4.0.5
  • Version 4.0.6
  • Version 4.0.7
  • Version 4.0.8
  • Version 4.0.9
  • Version 4.0.10
  • Version 4.0.11
  • Version 4.0.12
  • Version 4.0.13
  • Version 4.0.14
  • Version 4.0.15
  • Version 4.0.16
  • Version 4.0.17
  • Version 4.0.18
  • Version 4.0.19
  • Version 4.0.20
  • Version 4.0.21
  • Version 4.0.22
  • Version 4.0.23
  • Version 4.1.0
  • Version 4.1.1
  • Version 4.1.2
  • Version 4.1.3
  • Version 4.1.4
  • Version 4.1.5
  • Version 4.1.6
  • Version 4.1.7
  • Version 4.1.8
  • Version 4.1.9
  • Version 4.1.10
  • Version 4.1.11
  • Version 4.1.12
  • Version 4.1.13
  • Version 4.1.14
  • Version 4.1.15
  • Version 4.2.0-rc1
  • Version 4.2.0-rc2
  • Version 4.2.0-rc3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2014-8143
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2014-8143