National Cyber-Alert System

Vulnerability Summary for CVE-2008-3263

Overview

The IAX2 protocol implementation in Asterisk Open Source 1.0.x, 1.2.x before 1.2.30, and 1.4.x before 1.4.21.2; Business Edition A.x.x, B.x.x before B.2.5.4, and C.x.x before C.1.10.3; AsteriskNOW; Appliance Developer Kit 0.x.x; and s800i 1.0.x before 1.2.0.1 allows remote attackers to cause a denial of service (call-number exhaustion and CPU consumption) by quickly sending a large number of IAX2 (IAX) POKE requests.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: FEDORA

Name: FEDORA-2008-6676

Hyperlink:https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00839.html

External Source: XF

Name: asterisk-poke-dos(43942)

Hyperlink:http://xforce.iss.net/xforce/xfdb/43942

External Source: SECTRACK

Name: 1020535

Hyperlink:http://www.securitytracker.com/id?1020535

External Source: BID

Name: 30321

Hyperlink:http://www.securityfocus.com/bid/30321

External Source: BUGTRAQ

Name: 20080722 AST-2008-010: Asterisk IAX 'POKE' resource exhaustion

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/494675/100/0/threaded

External Source: VUPEN

Name: ADV-2008-2168

Hyperlink:http://www.frsirt.com/english/advisories/2008/2168/references

External Source: GENTOO

Name: GLSA-200905-01

Hyperlink:http://security.gentoo.org/glsa/glsa-200905-01.xml

External Source: SECUNIA

Name: 34982

Hyperlink:http://secunia.com/advisories/34982

External Source: SECUNIA

Name: 31194

Hyperlink:http://secunia.com/advisories/31194

External Source: SECUNIA

Name: 31178

Hyperlink:http://secunia.com/advisories/31178

External Source: MISC

Name: http://downloads.securityfocus.com/vulnerabilities/exploits/30321.pl

Hyperlink:http://downloads.securityfocus.com/vulnerabilities/exploits/30321.pl

External Source: CONFIRM

Name: http://downloads.digium.com/pub/security/AST-2008-010.html

Hyperlink:http://downloads.digium.com/pub/security/AST-2008-010.html