CVE-2017-9478

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Summary

CVECVE-2017-9478
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-07-31 03:29:00 UTC
Updated2017-08-03 11:36:00 UTC
DescriptionThe Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST) and DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices sets the CM MAC address to a value with a two-byte offset from the MTA/VoIP MAC address, which indirectly allows remote attackers to discover hidden Home Security Wi-Fi networks by leveraging the embedding of the MTA/VoIP MAC address into the DNS hostname.

Risk And Classification

Problem Types: CWE-200

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Cisco Dpc3939 - All All All
Hardware Cisco Dpc3939 - All All All
Operating System Cisco Dpc3939 Firmware dpc3939-p20-18-v303r20421733-160420a-cmcst All All All
Operating System Cisco Dpc3939 Firmware dpc3939-p20-18-v303r20421746-170221a-cmcst All All All
Operating System Cisco Dpc3939 Firmware dpc3939-p20-18-v303r20421733-160420a-cmcst All All All
Operating System Cisco Dpc3939 Firmware dpc3939-p20-18-v303r20421746-170221a-cmcst All All All

References

ReferenceSourceLinkTags
CableTap/bastille-20.emta-reverse-dns.txt at master · BastilleResearch/CableTap · GitHub MISC github.com Exploit, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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