Multiples security updates for multiple Cybozu products


Cybozu, Inc. has released multiple security updates for multiple Cybozu products.
* [CyVDB-2465] Credential Disclosure Vulnerability - CVE-2020-5572
* [CyVDB-2484] Credential Disclosure Vulnerability - CVE-2020-5573

Toshitsugu Yoneyama of Mitsui Bussan Secure Directions, Inc. reported these vulnerabilities to Cybozu, Inc., and Cybozu, Inc. reported them to JPCERT/CC to notify users of the solutions 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 4.6 (Medium) [IPA Score]
  • Attack Vector: physics
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: None
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics 2.1 (Low) [IPA Score]
  • Access Vector: Local
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: None
  • Availability Impact: None
The above CVSS base scores have been assigned for CVE-2020-5572 and CVE-2020-5573.
Affected Products

Cybozu, Inc.
  • kintone mobile for Android 1.0.0 to 2.5
  • Cybozu Mailwise for Android 1.0.0 to 1.0.1


A user who can login to the product may obtain sensitive information registered in the product.

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

Cybozu, Inc.
CWE (What is CWE?)

  1. Information Exposure(CWE-200) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2020-5572
  2. CVE-2020-5573

  1. JVN : JVN#78745667
Revision History

  • [2020/05/29]
      Web page was published