CVE-2017-9477 Information disclosure in n/a

Medium 6.5 Published Updated

Remote attackers can discover the CM MAC address by connecting to the device's xfinitywifi hotspot, exposing sensitive device identifiers.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-9477?

CVE-2017-9477 is a medium-severity vulnerability in n/a, published on 31 Jul 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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.

Weakness: CWE-200

Which versions are affected by CVE-2017-9477?

It affects 1 product.

Products include Cisco Dpc3939 Firmware.

How do I fix CVE-2017-9477?

No fix has been published for CVE-2017-9477 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-9477 being exploited?

There is no known exploitation of CVE-2017-9477 in the wild and no public exploit code.

Sources

Also known as GHSA-vg39-wf4f-482q.

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