CVE-2018-1140

Gentoo Linux Security Advisory 202003-52

Severity Score

6.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server. An attacker could use this flaw to cause a denial of service against a samba server, used as a Active Directory Domain Controller. All versions of Samba from 4.8.0 onwards are vulnerable

Se ha detectado la ausencia de medidas de saneamiento de entradas en la implementación de la base de datos LDP utilizada para el servidor LDAP. Un atacante podría usar este fallo para causar una denegación de servicio (DoS) contra un servidor samba, usado como un controlador de dominio de directorio activo. Todas las versiones de Samba a partir de la 4.8.0 son vulnerables.

Multiple vulnerabilities have been found in Samba, the worst of which could lead to remote code execution. Versions less than 4.11.6 are affected.

*Credits: N/A

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-12-04 CVE Reserved
2018-08-22 CVE Published
2024-08-05 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (6)

URL	Tag	Source
http://www.securityfocus.com/bid/105082	Third Party Advisory
https://security.netapp.com/advisory/ntap-20180814-0001	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1140	2019-10-09
https://bugzilla.samba.org/show_bug.cgi?id=13374	2019-10-09
https://www.samba.org/samba/security/CVE-2018-1140.html	2019-10-09

URL	Date	SRC
https://security.gentoo.org/glsa/202003-52	2019-10-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Samba Search vendor "Samba"		Samba Search vendor "Samba" for product "Samba"				>= 4.8.0 < 4.8.4 Search vendor "Samba" for product "Samba" and version " >= 4.8.0 < 4.8.4"		-		Affected