CVE-2009-2346

Published: Sep 8, 2009Updated: Apr 23, 2026 Sources: CVE List NVDCWE-119

7.8HIGH

NVD MITRE

Description

The IAX2 protocol implementation in Asterisk Open Source 1.2.x before 1.2.35, 1.4.x before 1.4.26.2, 1.6.0.x before 1.6.0.15, and 1.6.1.x before 1.6.1.6; Business Edition B.x.x before B.2.5.10, C.2.x before C.2.4.3, and C.3.x before C.3.1.1; and s800i 1.3.x before 1.3.0.3 allows remote attackers to cause a denial of service (call-number exhaustion) by initiating many IAX2 message exchanges, a related issue to CVE-2008-3263.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAccess Vector

Network

AC:LAccess Complexity

Low

Au:NAuthentication

None

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:CAvailability

Complete

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Weaknesses

CWE-119

Affected Products

asterisk

oss-projectaka asterisk appliance developer kit, open source

asteriskOn-premWeb App

Communications / voip-telephony

open sourceOn-premWeb App

Communications / voip-telephony

opensourceLibraryLibrary

OSS Libraries / generic-library

appliance s800iOn-premDesktop App

Communications / voip-telephony

sangoma

commercial·CAaka freepbx, certified asterisk, asterisk

asteriskOn-prem

Communications

and 1 more affected products View all →

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

Privilege Escalation

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References

http://downloads.asterisk.org/pub/security/AST-2009-006.html

downloads.asterisk.org

http://secunia.com/advisories/36593

secunia.com

http://securitytracker.com/id?1022819

securitytracker.com

and 2 more references View all →

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