VULNERABILITY INTELLIGENCE

CVE-2017-9479

CVSS score9.8 CRITICAL
EPSS probability3.28%
CISA KEVNot currently listed
Published2017-07-31
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

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.

Weakness classification

  • CWE-732: Incorrect Permission Assignment for Critical Resource

Primary references