CVE-2016-7816 Weak cryptography in kintone mobile for Android

Medium 5.9 Published Updated

Man-in-the-middle attackers can spoof servers and obtain sensitive information due to lack of X.509 certificate verification in the mobile app.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2016-7816?

CVE-2016-7816 is a medium-severity vulnerability in Cybozu, Inc. kintone mobile for Android, published on 9 Jun 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Cybozu kintone mobile for Android 1.0.6 and earlier does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

Weakness: CWE-295

Which versions are affected by CVE-2016-7816?

It affects 1 product.

Products include Cybozu Kintone.

How do I fix CVE-2016-7816?

No fix has been published for CVE-2016-7816 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-7816 being exploited?

There is no known exploitation of CVE-2016-7816 in the wild and no public exploit code.

Sources

Also known as GHSA-48r2-fhp3-vhcc.

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