[Japanese]

JVNDB-2016-000093

Cybozu Garoon function "Portlets" vulnerable to access restriction bypass

Overview

Cybozu Garoon is a groupware. Cybozu Garoon contains an access restriction bypass vulnerability in the function "Portlets".

Cybozu, Inc. reported this vulnerability to JPCERT/CC to notify users of its solution through JVN.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 5.4 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics 5.5 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: Single Instance
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: None
Affected Products


Cybozu, Inc.
  • Cybozu Garoon 3.0 to 4.2

Impact

A user may create a portlet which does not belong any portlet groups, view or alter a portlet which the user does not have permission to access.
Solution

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

Cybozu, Inc.
CWE (What is CWE?)

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

  1. CVE-2016-1189
References

  1. JVN : JVN#18975349
  2. National Vulnerability Database (NVD) : CVE-2016-1189
Revision History

  • [2016/05/30]
      Web page was published
    [2016/06/28]
      References : Content was added

Date Public2016/05/30
Date First Published2016/05/30
Date Last Updated2016/06/28