Executive Summary

Informations
Name CVE-2008-1923 First vendor Publication 2008-04-23
Vendor Cve Last vendor Modification 2017-08-08

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:N/A:C)
Cvss Base Score 7.1 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1923

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-16 Configuration

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 26
Application 6
Application 109
Application 8

Open Source Vulnerability Database (OSVDB)

Id Description
44648 Asterisk IAX2 Channel Driver (chan_iax2) Spoofed NEW Message Remote DoS

Nessus® Vulnerability Scanner

Date Description
2008-05-06 Name : The remote VoIP service can be abused to conduct an amplification attack agai...
File : asterisk_iax2_spoofed_handshake.nasl - Type : ACT_ATTACK

Sources (Detail)

Source Url
CONFIRM http://bugs.digium.com/view.php?id=10078
http://downloads.digium.com/pub/security/AST-2008-006.html
MISC http://www.altsci.com/concepts/page.php?s=asteri&p=1
XF https://exchange.xforce.ibmcloud.com/vulnerabilities/42049

Alert History

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Date Informations
2020-05-23 01:39:24
  • Multiple Updates
2020-05-23 00:21:36
  • Multiple Updates
2017-08-08 09:24:02
  • Multiple Updates
2016-04-26 17:20:22
  • Multiple Updates
2014-02-17 10:44:45
  • Multiple Updates
2013-05-11 00:15:50
  • Multiple Updates