Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2012-0862

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
04/06/2012
Last modified:
11/04/2025

Description

builtins.c in Xinetd before 2.3.15 does not check the service type when the tcpmux-server service is enabled, which exposes all enabled services and allows remote attackers to bypass intended access restrictions via a request to tcpmux port 1.

Impact

Vector 2.0
AV:N/AC:M/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:xinetd:xinetd:*:*:*:*:*:*:*:* 2.3.14 (including)
cpe:2.3:a:xinetd:xinetd:2.3.5:*:*:*:*:*:*:*
cpe:2.3:a:xinetd:xinetd:2.3.6:*:*:*:*:*:*:*
cpe:2.3:a:xinetd:xinetd:2.3.7:*:*:*:*:*:*:*
cpe:2.3:a:xinetd:xinetd:2.3.8:*:*:*:*:*:*:*
cpe:2.3:a:xinetd:xinetd:2.3.9:*:*:*:*:*:*:*
cpe:2.3:a:xinetd:xinetd:2.3.10:*:*:*:*:*:*:*
cpe:2.3:a:xinetd:xinetd:2.3.11:*:*:*:*:*:*:*
cpe:2.3:a:xinetd:xinetd:2.3.12:*:*:*:*:*:*:*
cpe:2.3:a:xinetd:xinetd:2.3.13:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools