DescriptionThe IAX2 channel driver (chan_iax2) in Asterisk Open 1.2.x before 1.2.23, 1.4.x before 1.4.9, and Asterisk Appliance Developer Kit before 0.6.0, when configured to allow unauthenticated calls, allows remote attackers to cause a denial of service (resource exhaustion) via a flood of calls that do not complete a 3-way handshake, which causes an ast_channel to be allocated but not released.
Overall state of this security issue: Resolved
This issue is currently rated as having important severity.
|National Vulnerability Database|
SUSE Timeline for this CVECVE page created: Tue Jul 9 15:49:03 2013
CVE page last modified: Fri Oct 7 12:45:37 2022