[Japanese]

JVNDB-2017-000217

Backdoor access issue in Wi-Fi STATION L-02F

Overview

Wi-Fi STATION L-02F provided by NTT DOCOMO, INC. contains a backdoor access issue.

Japan Computer Emergency Response Team Coordination Center Global Coordination Division Cyber Metrics Line Information Security Analyst Keisuke Shikano reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

Base Metrics: 10.0 (High) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: Complete
  • Integrity Impact: Complete
  • Availability Impact: Complete

CVSS V3 Severity:
Base Metrics: 9.8 (Critical) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
Affected Products


NTT DOCOMO, INC.
  • Wi-Fi STATION L-02F Software version V10g and earlier

Impact

An unauthenticated remote attacker may access the device with the administrative privilege and perform an unintended operation.

The reporter has conducted a test and confirmed that an attacker can log in to the device through internet by using an ID and a password, and execute arbitrary command.
Solution

[Apply an Update]
Apply the update according to the information provided by the provider.
Vendor Information

NTT DOCOMO, INC.
CWE (What is CWE?)

  1. Permissions(CWE-264) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2017-10845
References

  1. JVN : JVN#68922465
  2. IPA SECURITY ALERTS : Security Alert for Vulnerability in Wi-Fi STATION L-02F (JVN#68922465) (in Japanese)
  3. JPCERT : JPCERT-AT-2017-0034 (in Japanese)
Revision History

[2017/09/12]
  Web page was published