CVE-2017-9477

The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST) and DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to discover the CM MAC address by connecting to the device's xfinitywifi hotspot.

CVSS v3.0

6.5 MEDIUMCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0

3.3 LOWAV:A/AC:L/Au:N/C:P/I:N/A:N

EPSS

1.04% chance of exploitation in the next 30 days, 62th percentile

Published

2017-07-31

Updated

2024-08-05

Proof-of-concept exploits (1)

• BastilleResearch/CableTap/blob/master/doc/advisories/bastille-19.wifi-dhcp-cm-mac-leak.txt

References

• CVE Record
• NVD entry

Related

• CVE-2017-9476
• CVE-2017-9478
• CVE-2017-9479
• CVE-2017-9480
• CVE-2017-9481
• CVE-2017-9482