CVE-2017-9487

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.

CVSS v3 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

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

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-30.wan0-ipv6-cm-mac.txt	Exploit 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:dpc3941t_firmware:dpc3941_2.5s3_prod_sey:*:*:*:*:*:*:*

cpe:2.3:h:cisco:dpc3941t:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-07-31 03:29

Updated : 2024-02-04 19:29

NVD link : CVE-2017-9487

Mitre link : CVE-2017-9487

CVE.ORG link : CVE-2017-9487

JSON object : View

Products Affected

cisco

dpc3939
dpc3939_firmware
dpc3941t_firmware
dpc3941t

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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