Vulnerability CVE-2008-3263
Published: 2008-07-22   Modified: 2012-02-12

Description:
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.

Type:

CWE-399

 (Resource Management Errors)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Asterisk -> Asterisk 

 References:
http://downloads.digium.com/pub/security/AST-2008-010.html
http://downloads.securityfocus.com/vulnerabilities/exploits/30321.pl
http://security.gentoo.org/glsa/glsa-200905-01.xml
http://www.securityfocus.com/archive/1/494675/100/0/threaded
http://www.securityfocus.com/bid/30321
http://www.securitytracker.com/id?1020535
http://www.vupen.com/english/advisories/2008/2168/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/43942
https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00839.html
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