Published: 30/05/2015 Updated: 04/01/2017

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

VMScore: 445

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Cisco Headend System Release allows remote malicious users to cause a denial of service (DHCP and TFTP outage) via a flood of crafted UDP traffic, aka Bug ID CSCus04097.

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cisco headend digital broadband delivery system -
cisco headend system release 2.5
cisco headend system release 2.7
cisco headend system release 3.2
cisco headend system release 3.5
cisco headend system release i4.3
cisco headend system release 3.7

A vulnerability in the UDP applications TFTP and DHCP of Cisco Headend System Release could allow an unauthenticated, remote attacker to take the TFTP and DHCP listening ports offline for a period of time The vulnerability is due to a particular UDP traffic pattern in addition to the amount of UDP traffic generated An attacker could exploit this ...

CWE-399 http://tools.cisco.com/security/center/viewAlert.x?alertId=38938 http://www.securitytracker.com/id/1032445 https://nvd.nist.gov http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20150529-CVE-2015-0743

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CVE-2015-0743

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