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 6.5 MEDIUM
CVSS v2.0 3.3 LOW

6.5^/10

CVSS v3 : MEDIUM

Vector : AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability : 2.8 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

3.3^/10

CVSS v2.0 : LOW

Vector : AV:A/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 6.5 / Impact : 2.9

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-19.wifi-dhcp-cm-mac-leak.txt	Exploit Mitigation Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:cisco:dpc3939_firmware:dpc3939-p20-18-v303r20421746-170221a-cmcst:*:*:*:*:*:*:*

cpe:2.3:h:cisco:dpc3939:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:cisco:dpc3939_firmware:dpc3939-p20-18-v303r20421733-160420a-cmcst:*:*:*:*:*:*:*

cpe:2.3:h:cisco:dpc3939:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-07-31 03:29

Updated : 2024-02-04 19:29

NVD link : CVE-2017-9477

Mitre link : CVE-2017-9477

CVE.ORG link : CVE-2017-9477

JSON object : View

Products Affected

cisco

dpc3939
dpc3939_firmware

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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