{"id":"CVE-2007-4103","state":"PUBLISHED","title":"The 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 unauthenti","description":"The 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.","publishedAt":"2007-07-31T10:00:00.000Z","updatedAt":"2024-08-07T14:46:38.776Z","severity":null,"assigner":"mitre","products":["n/a 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