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CVE-2016-1186: Kintone Android app can accept fraudulent SSL certificates

CVE-2016-1186 · published 9 years ago

Summary

The Kintone mobile app for Android (versions 1.0.0 to 1.0.5) does not check the authenticity of website security certificates. This could let attackers intercept or alter data sent through the app. Upgrade to a newer version of the app or apply the vendor's fix as soon as possible.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
cybozu	kintone	1.0.0 1.0.1 1.0.2 1.0.3 1.0.4 1.0.5 `cpe:2.3:a:cybozu:kintone:1.0.0:::::android::`

Original advisory text

Kintone mobile for Android 1.0.0 through 1.0.5 does not verify SSL server certificates.

References

http://jvn.jp/en/jp/JVN91816422/index.html Third Party Advisory VDB Entry
http://jvndb.jvn.jp/en/contents/2016/JVNDB-2016-000056.html Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/97976 Third Party Advisory VDB Entry
https://support.cybozu.com/ja-jp/article/9480 Vendor Advisory

Fix within

Internet-facing 14 days

Internal 60 days

Not known to be exploited
Can be exploited automatically (estimated)
Gives an attacker partial control (estimated)

Severity

5.9 Medium

Exploitation

<1% chance of attack within 30 days

Type

CWE-295Improper Certificate Validation

Timeline

Published21 Apr 2017

Updated3 Nov 2026

First seen29 Sep 2026

Sources

CVE-2016-1186 · NVD

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