[Japanese]

JVNDB-2016-000224

Cybozu Garoon fails to restrict access permission in the RSS settings

Overview

Cybozu Garoon provided by Cybozu,Inc. is a groupware. Cybozu Garoon contains an access restriction flaw in the RSS settings.

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 4.3 (Medium) [IPA Score]
  • Attack Vector: physics
  • Attack Complexity: High
  • Privileges Required: High
  • User Interaction: Required
  • Scope: Changed
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
CVSS V2 Severity:
Base Metrics 4.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: Single Instance
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
Affected Products


Cybozu, Inc.
  • Cybozu Garoon 3.0.0 to 4.2.2

Impact

A user may alter or delete other users' private RSS settings.
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-2016-4908
References

  1. JVN : JVN#14631222
  2. National Vulnerability Database (NVD) : CVE-2016-4908
Revision History

  • [2016/12/19]
      Web page was published
    [2017/11/27]
      References : Content was added

Date Public2016/12/19
Date First Published2016/12/19
Date Last Updated2017/11/27