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

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CVE-2012-0885

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
25/01/2012
Last modified:
11/04/2025

Description

chan_sip.c in Asterisk Open Source 1.8.x before 1.8.8.2 and 10.x before 10.0.1, when the res_srtp module is used and media support is improperly configured, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted SDP message with a crypto attribute and a (1) video or (2) text media type, as demonstrated by CSipSimple.

Impact

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

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

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

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:asterisk:open_source:1.8.0:*:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.0:beta1:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.0:beta2:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.0:beta3:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.0:beta4:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.0:beta5:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.0:rc2:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.0:rc3:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.0:rc4:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.0:rc5:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.1:*:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.1:rc1:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.1.1:*:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.1.2:*:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.2:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools