[Japanese]

JVNDB-2016-000085

Cybozu Garoon fails to restrict access permissions

Overview

Cybozu Garoon is a groupware. Cybozu Garoon fails to restrict access permissions in the mail function.

Note that this vulnerability is different from JVN#33879831.

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: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: None
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics 5.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: None
  • Availability Impact: None
Affected Products


Cybozu, Inc.
  • Cybozu Garoon 3.0.0 to 4.0.3

Impact

An unintentional image file may be displayed on the mail view. As a result, an attacker may be convinced that the user read the email.
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. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2015-7776
References

  1. JVN : JVN#53542912
  2. National Vulnerability Database (NVD) : CVE-2015-7776
Revision History

  • [2016/05/30]
      Web page was published
    [2016/06/23]
      References : Content was added

Date Public2016/05/30
Date First Published2016/05/30
Date Last Updated2016/06/23