PT-2017-18950

CVE-2017-9477

Published

2017-07-31

Updated

2017-08-03

Description by

CVSS 3.1

6.5

Medium

MetricsAV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Cisco DPC3939 version dpc3939-P20-18-v303r20421733-160420a-CMCST Cisco DPC3939 version dpc3939-P20-18-v303r20421746-170221a-CMCST

Description The issue allows remote attackers to discover the CM MAC address by connecting to the device's xfinitywifi hotspot.

Recommendations For Cisco DPC3939 version dpc3939-P20-18-v303r20421733-160420a-CMCST, consider disabling the xfinitywifi hotspot until a patch is available. For Cisco DPC3939 version dpc3939-P20-18-v303r20421746-170221a-CMCST, consider disabling the xfinitywifi hotspot until a patch is available.

Exploitability

Exploit

Fix

Impacts

Researchers

Chris Grayson

Logan Lamb

Marc Newlin

Vendors

Affected products

Weakness enumeration

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor