The Session Initiation Protocol (SIP) implementation in Alcatel OmniPCX Enterprise 5.0 Lx allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5831
https://exchange.xforce.ibmcloud.com/vulnerabilities/11379
http://www.securityfocus.com/bid/6904