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Overview

Vulnerability Score 5.0 5.0
CVE Id CVE-2007-4455
Last Modified 07 Mar 2011 09:58:36
Published 21 Aug 2007 09:17:00
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication NONE

CVE-2007-4455

Summary

The SIP channel driver (chan_sip) in Asterisk Open Source 1.4.x before 1.4.11, AsteriskNOW before beta7, Asterisk Appliance Developer Kit 0.x before 0.8.0, and s800i (Asterisk Appliance) 1.x before 1.0.3 allows remote attackers to cause a denial of service (memory exhaustion) via a SIP dialog that causes a large number of history entries to be created.

Vulnerable Systems

Application

  • Asterisk 1.4.9

  • Asterisk Appliance Developer Kit 0.7

  • Asterisknow Beta 6


References

VUPEN - ADV-2007-2953

FULLDISC - 20070821 AST-2007-020: Resource Exhaustion Vulnerability in Asterisk SIP channel driver

CONFIRM - http://downloads.digium.com/pub/asa/AST-2007-020.html

XF - asterisk-sip-dialoghistory-dos(36145)

SECTRACK - 1018595

BID - 25392

SREASON - 3047

SECUNIA - 26553


Last Updated: 27 May 2016 10:45:52