CVE-2017-9484 Information disclosure in n/a

High 7.5 Published Updated

Remote attackers can discover the Cable Modem MAC address by sniffing Wi-Fi traffic and performing simple arithmetic calculations on Comcast Cisco DPC3939 devices.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-9484?

CVE-2017-9484 is a high-severity vulnerability in n/a, published on 31 Jul 2017. An attacker can exploit it over the internet without logging in, 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 a CM MAC address by sniffing Wi-Fi traffic and performing simple arithmetic calculations.

Weakness: CWE-200

Which versions are affected by CVE-2017-9484?

It affects 1 product.

Products include Cisco Dpc3939 Firmware.

How do I fix CVE-2017-9484?

No fix has been published for CVE-2017-9484 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-9484 being exploited?

There is no known exploitation of CVE-2017-9484 in the wild and no public exploit code.

Sources

Also known as GHSA-g8wg-qq27-h8wg.

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