[Japanese]

JVNDB-2005-000765

Buffalo router configuration management interface vulnerable to remote access and password leakage

Overview

Some Buffalo routers have a vulnerability that could allow remote access from the WAN side. A remote attacker could exploit this vulnerability to manipulate a router by gaining administrative privileges.
By accessing the management interface, a remote attacker could also obtain user's account and password information of the ISP using the save settings function.
CVSS Severity (What is CVSS?)

CVSS V2 Severity:
Base Metrics 6.4 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: None
Affected Products


BUFFALO INC.
  • BUFFALO BBR-4HG firmware version 1.04 and earlier
  • BUFFALO BBR-4MG firmware version 1.04 and earlier

Impact

Configurations could be changed by the remote attacker.
As the save configuration stores user's account and password information of ISPs in plain-text format, a remote attacker could steal such information and impersonate a user to gain illegal access.
Solution

Vendor Information

BUFFALO INC.
CWE (What is CWE?)

CVE (What is CVE?)

References

  1. JVN : JVN#55023557
Revision History

  • [2008/05/21]
      Web page published

Date Public2005/04/15
Date First Published2008/05/21
Date Last Updated2008/05/21