[Japanese]

JVNDB-2017-000241

Multiple vulnerabilities in Wireless mobile storage "Digizo ShAirDisk" PTW-WMS1

Overview

Wireless mobile storage "Digizo ShAirDisk" PTW-WMS1 provided by Princeton Ltd. is a Wi-Fi storage. Wireless mobile storage "Digizo ShAirDisk" PTW-WMS1 contains multiple vulnerabilities listed below.
* Improper Access Restriction (CWE-284) - CVE-2017-10900
* Buffer Overflow (CWE-119) - CVE-2017-10901
* OS Command Injection (CWE-78) - CVE-2017-10902
* Improper Authentication (CWE-287) - CVE-2017-10903

Taizoh Tsukamoto of Mitsui Bussan Secure Directions, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

Base Metrics: 7.5 (High) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial

CVSS V3 Severity:
Base Metrics: 7.3 (High) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: Low
The above CVSS base scores have been assigned for CVE-2017-10900.

Base Metrics: 5.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: Partial

CVSS V3 Severity:
Base Metrics: 7.5 (High) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High
The above CVSS base scores have been assigned for CVE-2017-10901.

Base Metrics: 7.5 (High) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial

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
The above CVSS base scores have been assigned for CVE-2017-10902.

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
The above CVSS base scores have been assigned for CVE-2017-10903.
Affected Products


Princeton Ltd.
  • PTW-WMS1 firmware version 2.000.012

Impact

* A remote attacker may access the shared disk connected to the device, and then obtain or delete information in the disk. - CVE-2017-10900
* Receiving a specially crafted packet from a remote attacker may result in a denial-of-service (DoS) condition. - CVE-2017-10901
* A remote attacker may log in the device and execute an arbitrary OS command. - CVE-2017-10902
* A remote attacker may log in the device with the root privilege and conduct arbitrary operations. - CVE-2017-10903
Solution

[Update the Firmware]
Apply the latest firmware update to the information provided by the developer.
Vendor Information

Princeton Ltd.
CWE (What is CWE?)

  1. Buffer Errors(CWE-119) [IPA Evaluation]
  2. Permissions(CWE-264) [IPA Evaluation]
  3. Improper Authentication(CWE-287) [IPA Evaluation]
  4. OS Command Injection(CWE-78) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2017-10900
  2. CVE-2017-10901
  3. CVE-2017-10902
  4. CVE-2017-10903
References

  1. JVN : JVN#98295787
  2. IPA SECURITY ALERTS : Security Alert for Vulnerability in Digizo ShAirDisk (JVN#98295787) (in Japanese)
Revision History

[2017/11/30]
  Web page was published