Cybozu Dezie vulnerable to directory traversal


Cybozu Dezie provided by Cybozu, Inc. contains a directory traversal vulnerability (CWE-22) due to a flaw in processing parameter of the HTTP request.

Yuji Tounai reported this vulnerability to Cybozu, Inc., and Cybozu, Inc. reported this vulnerability to JPCERT/CC to notify users of its solution through JVN. JPCERT/CC and Cybozu, Inc. coordinated under the Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 8.6 (High) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Changed
  • Confidentiality Impact: None
  • Integrity Impact: High
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics 7.8 (High) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: Complete
  • Availability Impact: None
Affected Products

Cybozu, Inc.
  • Cybozu Dezie 8.0.2 to 8.1.2


A remote attacker may delete arbitrary files on the server.

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Update to the latest version according to the information provided by the developer.
Vendor Information

Cybozu, Inc.
CWE (What is CWE?)

  1. Path Traversal(CWE-22) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2018-0705

  1. JVN : JVN#16697622
  2. National Vulnerability Database (NVD) : CVE-2018-0705
Revision History

  • [2018/11/14]
      Web page was published
  • [2019/08/27]
      References : Content was added