CVE-2017-9479

The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to execute arbitrary commands as root by leveraging local network access and connecting to the syseventd server, as demonstrated by copying configuration data into a readable filesystem.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-22.syseventd.txt	Exploit Third Party Advisory
https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-22.syseventd.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:-:*:*:*:*:*:*:*

History

21 Nov 2024, 03:36

Type	Values Removed	Values Added
References	~~() https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-22.syseventd.txt - Exploit, Third Party Advisory~~	() https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-22.syseventd.txt - Exploit, Third Party Advisory

Information

Published : 2017-07-31 03:29

Updated : 2024-11-21 03:36

NVD link : CVE-2017-9479

Mitre link : CVE-2017-9479

CVE.ORG link : CVE-2017-9479

JSON object : View

Products Affected

cisco

dpc3939
dpc3939_firmware

CWE

CWE-732

Incorrect Permission Assignment for Critical Resource

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