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.
References
Configurations
Configuration 1 (hide)
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Information
Published : 2008-04-23 09:05
Updated : 2017-08-07 18:30
NVD link : CVE-2008-1923
Mitre link : CVE-2008-1923
JSON object : View
CWE
CWE-16
Configuration
Products Affected
asterisk
- asterisk_business_edition
- asterisk_appliance_developer_kit
- asterisknow
- s800i
- open_source