Cisco IP Phones 7800 Series and 8800 Series and Cisco Wireless IP Phone 8821 Denial of Service (CVE-2018-0325)

A vulnerability in the Session Initiation Protocol SIP call-handling functionality of Cisco IP Phone 7800 Series phones and Cisco IP Phone 8800 Series phones could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected phone. The vulnerability is due t...

CVE-2018-0325

CVE-2018-0325 affects Cisco IP Phone 7800/8800 series (and 8821) via vulnerable SIP call handling. The SDP parser’s incomplete input validation enables an unauthenticated remote attacker to drop all active calls and restart the SIP process, causing a DoS. Root cause: SDP parameter validation flaw...