44648 : Asterisk IAX2 Channel Driver (chan_iax2) Spoofed NEW Message Remote DoS
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Last Modified

4 months ago

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Disclosure

May 15, 2008

Discovery

Unknown

Dates

Exploit

Unknown

Solution

Unknown

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Description

(Description Provided by CVE) : 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.

Classification

Unknown or Incomplete

Products

Unknown or Incomplete

References

FrSIRT Advisory: ADV-2008-1324
Vendor Specific News/Changelog Entry: http://bugs.digium.com/view.php?id=10078
http://downloads.digium.com/pub/security/AST-2008-006.html
Related OSVDB ID: 44649
Other Advisory URL: http://www.altsci.com/concepts/page.php?s=asteri&p=1
Secunia Advisory ID: 29927
CVE ID: 2008-1923 (see also: NVD)

Tools & Filters

Nessus	32132

Credit

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