Cisco CallManager 5.1.1.3000-5 does not verify the Digest authentication header URI against the Request URI in SIP messages, which allows remote attackers to use sniffed Digest authentication credentials to call arbitrary telephone numbers or spoof caller ID (aka βtoll fraud and authentication forward attackβ).
lists.grok.org.uk/pipermail/full-disclosure/2007-October/066581.html
lists.grok.org.uk/pipermail/full-disclosure/2007-October/066691.html
lists.grok.org.uk/pipermail/full-disclosure/2007-October/066694.html
secunia.com/advisories/27231
www.securityfocus.com/bid/26057
www.vupen.com/english/advisories/2007/3534
exchange.xforce.ibmcloud.com/vulnerabilities/37197