Cisco uBR900 Series Cable Access routers based on DOCSIS 1.1 standards have insecure community strings

cisco-docsis-default-strings (7806) The risk level is classified as MediumMedium Risk


Cisco uBR900 Series Cable Access routers were designed according to CableLabs' DOCSIS 1.1 standards. One of these standards requires the default community strings to be public, which could allow a remote attacker to gain read/write access on the router.


Gain Access


No remedy available as of September 1, 2014.


  • BugTraq Mailing List, Sun Dec 30 2001 - 10:14:32 CST: Possible security problem with Cisco ubr900 series routers.
  • BID-3758: Cisco Cable Access Router MIB Community Default Passwords Vulnerability
  • CVE-2001-1210: Cisco ubr900 series routers that conform to the Data-over-Cable Service Interface Specifications (DOCSIS) standard must ship without SNMP access restrictions, which can allow remote attackers to read and write information to the MIB using arbitrary community strings.

Platforms Affected:

  • Cisco uBR920
  • Cisco uBR924
  • Cisco uBR925


Dec 30, 2001

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