Published:2016/04/25  Last Updated:2016/04/25

JVN#89026267
kintone mobile for Android information management vulnerability

Overview

kintone mobile for Android contains an information management vulnerability.

Products Affected

  • kintone mobile for Android 1.0.0 to 1.0.5

Description

kintone mobile for Android provided by Cybozu, Inc. contains an authentication information management vulnerability.

Impact

  • If using Android versions prior to 4.1, the token may be disclosed by an application with READ_LOGS permission or by a user who can access the device.
  • If using Android version 4.1 or later, the token may be disclosed by a user who can access the device.

Solution

Update the software
Update to the latest version according to the information provided by the developer.

Vendor Status

Vendor Status Last Update Vendor Notes
Cybozu, Inc. Vulnerable 2016/04/25 Cybozu, Inc. website

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

CVSS v3 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Base Score: 2.5
Attack Vector(AV) Physical (P) Local (L) Adjacent (A) Network (N)
Attack Complexity(AC) High (H) Low (L)
Privileges Required(PR) High (H) Low (L) None (N)
User Interaction(UI) Required (R) None (N)
Scope(S) Unchanged (U) Changed (C)
Confidentiality Impact(C) None (N) Low (L) High (H)
Integrity Impact(I) None (N) Low (L) High (H)
Availability Impact(A) None (N) Low (L) High (H)
CVSS v2 AV:N/AC:H/Au:N/C:P/I:N/A:N
Base Score: 2.6
Access Vector(AV) Local (L) Adjacent Network (A) Network (N)
Access Complexity(AC) High (H) Medium (M) Low (L)
Authentication(Au) Multiple (M) Single (S) None (N)
Confidentiality Impact(C) None (N) Partial (P) Complete (C)
Integrity Impact(I) None (N) Partial (P) Complete (C)
Availability Impact(A) None (N) Partial (P) Complete (C)

Comment

This analysis assumes that the victim who uses Android versions prior to 4.1 is tricked into installing an application to obtain data that the product outputs.

Credit

Kusano Kazuhiko and கோபிநாத் (Gopinath) reported this vulnerability to the developer.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2016-1185
JVN iPedia JVNDB-2016-000055