Lucene search

MitreCVE-2017-9481

HistoryJul 31, 2017 - 3:29 a.m.

CVE-2017-9481

2017-07-3103:29:00

mitre

web.nvd.nist.gov

comcast

firmware

cisco dpc3939

remote access

network processor

security vulnerability

cve-2017-9481

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

7.5

Confidence

High

EPSS

0.002

Percentile

57.1%

JSON

The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to obtain unintended access to the Network Processor (NP) 169.254/16 IP network by adding a routing-table entry that specifies the LAN IP address as the router for that network.

Affected configurations

Nvd

Node

ciscodpc3939_firmwareMatchdpc3939-p20-18-v303r20421746-170221a-cmcst

AND

ciscodpc3939Match-

VendorProductVersionCPE
ciscodpc3939_firmwaredpc3939-p20-18-v303r20421746-170221a-cmcstcpe:2.3:o:cisco:dpc3939_firmware:dpc3939-p20-18-v303r20421746-170221a-cmcst:*:*:*:*:*:*:*
ciscodpc3939-cpe:2.3:h:cisco:dpc3939:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
cisco	dpc3939_firmware	dpc3939-p20-18-v303r20421746-170221a-cmcst	cpe:2.3:o:cisco:dpc3939_firmware:dpc3939-p20-18-v303r20421746-170221a-cmcst:::::::*
cisco	dpc3939	-	cpe:2.3:h:cisco:dpc3939:-:::::::*

References

github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-24.atom-ip-routing.txt

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

7.5

Confidence

High

EPSS

0.002

Percentile

57.1%

JSON

Related for CVE-2017-9481