Asterisk Open Source 1.8.x before 126.96.36.199, 11.x before 11.10.1, and 12.x before 12.3.1 and Certified Asterisk 1.8.15 before 1.8.15-cert6 and 11.6 before 11.6-cert3 allows remote attackers to cause a denial of service (connection consumption) via a large number of (1) inactive or (2) incomplete HTTP connections.
References to Advisories, Solutions, and Tools
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Advisory; Patch Information
20140612 AST-2014-007: Exhaustion of Allowed Concurrent HTTP Connections