>> Asterisk IAX2 Protocol Verification Remote Denial of Service Vulnerability
Title : Asterisk IAX2 Protocol Verification Remote Denial of Service Vulnerability VUPEN ID : VUPEN/ADV-2008-1324 CVE ID : CVE-2008-1897
Rated as : Low Risk
Remotely Exploitable : Yes Locally Exploitable : Yes Release Date : 2008-04-23
Technical Description
A vulnerability has been identified in Asterisk, which could be exploited by remote attackers to cause a denial of service. This issue is caused due to insufficent verification of ACK responses during IAX2 handshakes, which could be exploited by remote unauthenticated attackers to cause a vulnerable application to send early audio data to arbitrary addresses, creating a denial of service condition.
Subscribe to VUPEN VNS and receive real-time e-mail and SMS alerts when new advisories or patches relevant to your systems and network configurations are available.
Feedback If you have additional information or corrections for this security advisory please submit them via our contact form.
