Published:2022/10/14  Last Updated:2022/10/14

JVN#74534998
Android App "IIJ SmartKey" vulnerable to information disclosure

Overview

Android App "IIJ SmartKey" contains an information disclosure vulnerability.

Products Affected

  • Android App "IIJ SmartKey" versions prior to 2.1.4

Description

Android App "IIJ SmartKey" provided by Internet Initiative Japan Inc. contains an information disclosure vulnerability (CWE-200).

Impact

Under certain conditions, an attacker may obtain a one-time password issued by the product.

Solution

Update the application
Update the application to the latest version according to the information provided by the developer.
This vulneravility was fixed in version 2.1.4 released on June 16, 2020.

Vendor Status

Vendor Link
Internet Initiative Japan Inc. IIJ SmartKey (Text in Japanese)

References

JPCERT/CC Addendum

This JVN publication was delayed to 2022/10/14 after the developer's fix was published.

Vulnerability Analysis by JPCERT/CC

CVSS v3 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Base Score: 3.3
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)

Credit

Naoaki Iwakiri reported this vulnerability to IPA.
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-2022-41986
JVN iPedia JVNDB-2022-000080