CVE-2017-9487 Information disclosure in n/a

Medium 5.9 Published Updated

Remote attackers can discover WAN IPv6 addresses on specific Comcast cable modems by leveraging knowledge of the CM MAC address.

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-2017-9487?

CVE-2017-9487 is a medium-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-v303r20421746-170221a-CMCST) and DPC3941T (firmware version DPC3941_2.5s3_PROD_sey) devices allows remote attackers to discover a WAN IPv6 IP address by leveraging knowledge of the CM MAC address.

Weakness: CWE-200

Which versions are affected by CVE-2017-9487?

It affects 2 products.

Products include Cisco Dpc3939 Firmware, Cisco Dpc3941t Firmware.

How do I fix CVE-2017-9487?

No fix has been published for CVE-2017-9487 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-9487 being exploited?

There is no known exploitation of CVE-2017-9487 in the wild and no public exploit code.

Sources

Also known as GHSA-gx39-f95w-w6mf.

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