Asterisk is prone to a security-bypass vulnerability. Attackers can exploit this issue to make network calls that are supposed to be prohibited. This may lead to other attacks.

Updates are available. Please see the references for details.

• http://downloads.digium.com/pub/security/AST-2009-007.html
• http://www.asterisk.org/
• http://www.securityfocus.com/archive/1/507471
• http://www.securityfocus.com/bid/36821

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Updated on 2015-03-25