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Cisco IP Phone 8851 Session Initiation Protocol Denial of Service Vulnerability

cisco-sa-20170517-sip · Medium · Published · Updated

A vulnerability in the Session Initiation Protocol (SIP) implementation of Cisco IP Phone 8851 could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to an abnormal SIP message. An attacker could exploit this vulnerability by manipulating the CANCEL packet. An exploit could allow the attacker to cause a disruption of service to the phone. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170517-sip

Cisco advisory ·CSAF JSON

Workarounds

There are no workarounds that address this vulnerability.

CVEsCVE-2017-6630
Cisco Bug IDsCSCvc34795
CVSS ScoreBase 5.8
Base 5.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L/E:X/RL:X/RC:X
Product Names From Source
Cisco IP Phone 8800 Series Software

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