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Intelligence Center » Browse All Vulnerabilities » CVE-2008-1923

Overview

Vulnerability Score 7.1 7.1
CVE Id CVE-2008-1923
Last Modified 15 Nov 2008 02:12:46
Published 23 Apr 2008 12:05:00
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact COMPLETE COMPLETE
Access Vector NETWORK
Access Complexity MEDIUM
Authentication NONE

CVE-2008-1923

Summary

The IAX2 channel driver (chan_iax2) in Asterisk 1.2 before revision 72630 and 1.4 before revision 65679, when configured to allow unauthenticated calls, sends "early audio" to an unverified source IP address of a NEW message, which allows remote attackers to cause a denial of service (traffic amplification) via a spoofed NEW message.

Vulnerable Systems

Application

  • Asterisk Appliance Developer Kit

  • Asterisk Business Edition A

  • Asterisk Business Edition B.1.3.2

  • Asterisk Business Edition B.1.3.3

  • Asterisk Business Edition B.2.2.0

  • Asterisk Business Edition B.2.2.1

  • Asterisk Business Edition B.2.3.1

  • Asterisk Business Edition B.2.3.2

  • Asterisk Business Edition B.2.3.3

  • Asterisk Business Edition B.2.3.4

  • Asterisk Business Edition B.2.5.0

  • Asterisk Business Edition B2.5.1

  • Asterisk Business Edition C.1.0-beta7

  • Asterisk Business Edition C.1.0-beta8

  • Asterisk Business Edition C.1.0beta7

  • Asterisk Business Edition C.1.6.1

  • Asterisk Business Edition C1.8.0

  • Asterisk Open Source 1.0

  • Asterisk Open Source 1.0.0

  • Asterisk Open Source 1.0.1

  • Asterisk Open Source 1.0.11

  • Asterisk Open Source 1.0.11.1

  • Asterisk Open Source 1.0.12

  • Asterisk Open Source 1.0.2

  • Asterisk Open Source 1.0.3

  • Asterisk Open Source 1.0.4

  • Asterisk Open Source 1.0.5

  • Asterisk Open Source 1.0.6

  • Asterisk Open Source 1.0.7

  • Asterisk Open Source 1.0.8

  • Asterisk Open Source 1.0.9

  • Asterisk Open Source 1.2.0

  • Asterisk Open Source 1.2.1

  • Asterisk Open Source 1.2.10

  • Asterisk Open Source 1.2.11

  • Asterisk Open Source 1.2.12

  • Asterisk Open Source 1.2.12.1

  • Asterisk Open Source 1.2.13

  • Asterisk Open Source 1.2.14

  • Asterisk Open Source 1.2.15

  • Asterisk Open Source 1.2.16

  • Asterisk Open Source 1.2.17

  • Asterisk Open Source 1.2.18

  • Asterisk Open Source 1.2.19

  • Asterisk Open Source 1.2.2

  • Asterisk Open Source 1.2.20

  • Asterisk Open Source 1.2.21

  • Asterisk Open Source 1.2.21.1

  • Asterisk Open Source 1.2.22

  • Asterisk Open Source 1.2.23

  • Asterisk Open Source 1.2.24

  • Asterisk Open Source 1.2.25

  • Asterisk Open Source 1.2.26

  • Asterisk Open Source 1.2.26.1

  • Asterisk Open Source 1.2.26.2

  • Asterisk Open Source 1.2.27

  • Asterisk Open Source 1.2.28

  • Asterisk Open Source 1.2.3

  • Asterisk Open Source 1.2.4

  • Asterisk Open Source 1.2.5

  • Asterisk Open Source 1.2.6

  • Asterisk Open Source 1.2.7

  • Asterisk Open Source 1.2.7.1

  • Asterisk Open Source 1.2.8

  • Asterisk Open Source 1.2.9

  • Asterisk Open Source 1.2.9.1

  • Asterisk Open Source 1.4.0

  • Asterisk Open Source 1.4.1

  • Asterisk Open Source 1.4.10

  • Asterisk Open Source 1.4.10.1

  • Asterisk Open Source 1.4.11

  • Asterisk Open Source 1.4.12

  • Asterisk Open Source 1.4.12.1

  • Asterisk Open Source 1.4.13

  • Asterisk Open Source 1.4.14

  • Asterisk Open Source 1.4.15

  • Asterisk Open Source 1.4.16

  • Asterisk Open Source 1.4.16.1

  • Asterisk Open Source 1.4.16.2

  • Asterisk Open Source 1.4.17

  • Asterisk Open Source 1.4.18

  • Asterisk Open Source 1.4.18.1

  • Asterisk Open Source 1.4.19

  • Asterisk Open Source 1.4.2

  • Asterisk Open Source 1.4.3

  • Asterisk Open Source 1.4.4

  • Asterisk Open Source 1.4.5

  • Asterisk Open Source 1.4.6

  • Asterisk Open Source 1.4.7

  • Asterisk Open Source 1.4.7.1

  • Asterisk Open Source 1.4.8

  • Asterisk Open Source 1.4.9

  • Asterisk S800i 1.0

  • Asterisk S800i 1.0.1

  • Asterisk S800i 1.0.2

  • Asterisk S800i 1.0.3

  • Asterisk S800i 1.0.3.3

  • Asterisk S800i 1.1.0

  • Asterisk S800i 1.1.0.1

  • Asterisk S800i 1.1.0.2

  • Asterisknow 1.0

  • Asterisknow 1.0.1

  • Asterisknow 1.0.2


References

XF - asterisk-new-dos(42049)

MISC - http://www.altsci.com/concepts/page.php?s=asteri&p=1

CONFIRM - http://downloads.digium.com/pub/security/AST-2008-006.html

CONFIRM - http://bugs.digium.com/view.php?id=10078


Last Updated: 27 May 2016 10:47:42