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

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CVE-2012-5524

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
08/02/2014
Last modified:
11/04/2025

Description

The _ssl_verify_callback function in tls_nb.py in Gajim before 0.15.3 does not properly verify SSL certificates, which allows remote attackers to conduct man-in-the-middle (MITM) attacks and spoof servers via an arbitrary certificate from a trusted CA.

Impact

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

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

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
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:gajim:gajim:*:*:*:*:*:*:*:* 0.15.2 (including)
cpe:2.3:a:gajim:gajim:0.1:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.2:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.2.1:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.3:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.4:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.4.1:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.5:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.5.1:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.6:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.7:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.7.1:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.8:*:*:*:*:*:*:*
cpe:2.3:a:gajim:gajim:0.8.1:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools