CVE-2009-2651

Severity CVSS v4.0:

Pending analysis

Type:

CWE-399 Resource Management Errors

Publication date:

30/07/2009

Last modified:

09/04/2025

Description

main/rtp.c in Asterisk Open Source 1.6.1 before 1.6.1.2 allows remote attackers to cause a denial of service (crash) via an RTP text frame without a certain delimiter, which triggers a NULL pointer dereference and the subsequent calculation of an invalid pointer.

Impact

Vector 2.0

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

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:digium:asterisk:1.6.1:::::::*

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

References to Advisories, Solutions, and Tools

http://downloads.asterisk.org/pub/security/AST-2009-004.html
http://downloads.digium.com/pub/security/AST-2009-004-1.6.1.diff.txt
http://osvdb.org/56571
http://secunia.com/advisories/36039
http://www.securityfocus.com/bid/35837
http://www.securitytracker.com/id?1022608=
http://www.vupen.com/english/advisories/2009/2067
https://exchange.xforce.ibmcloud.com/vulnerabilities/52046
http://downloads.asterisk.org/pub/security/AST-2009-004.html
http://downloads.digium.com/pub/security/AST-2009-004-1.6.1.diff.txt
http://osvdb.org/56571
http://secunia.com/advisories/36039
http://www.securityfocus.com/bid/35837
http://www.securitytracker.com/id?1022608=
http://www.vupen.com/english/advisories/2009/2067
https://exchange.xforce.ibmcloud.com/vulnerabilities/52046