National Cyber Awareness System

Vulnerability Summary for CVE-2008-0095

Overview

The SIP channel driver in Asterisk Open Source 1.4.x before 1.4.17, Business Edition before C.1.0-beta8, AsteriskNOW before beta7, Appliance Developer Kit before Asterisk 1.4 revision 95946, and Appliance s800i 1.0.x before 1.0.3.4 allows remote attackers to cause a denial of service (daemon crash) via a BYE message with an Also (Also transfer) header, which triggers a NULL pointer dereference.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: BID

Name: 27110

Type: Patch Information; Exploit

Hyperlink:http://www.securityfocus.com/bid/27110

External Source: SECUNIA

Name: 28312

Type: Advisory; Patch Information

Hyperlink:http://secunia.com/advisories/28312

External Source: CONFIRM

Name: http://downloads.digium.com/pub/security/AST-2008-001.html

Type: Patch Information

Hyperlink:http://downloads.digium.com/pub/security/AST-2008-001.html

External Source: MISC

Name: http://bugs.digium.com/view.php?id=11637

Type: Patch Information

Hyperlink:http://bugs.digium.com/view.php?id=11637

External Source: FEDORA

Name: FEDORA-2008-0199

Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00167.html

External Source: FEDORA

Name: FEDORA-2008-0198

Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00166.html

External Source: XF

Name: asterisk-bye-also-dos(39361)

Hyperlink:http://xforce.iss.net/xforce/xfdb/39361

External Source: VUPEN

Name: ADV-2008-0019

Hyperlink:http://www.vupen.com/english/advisories/2008/0019

External Source: SECTRACK

Name: 1019152

Hyperlink:http://www.securitytracker.com/id?1019152

External Source: BUGTRAQ

Name: 20080102 AST-2008-001: Crash from transfer using BYE with Also header

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/485727/100/0/threaded

External Source: SECUNIA

Name: 28299

Hyperlink:http://secunia.com/advisories/28299

External Source: SREASON

Name: 3520

Hyperlink:http://securityreason.com/securityalert/3520