CVE-2019-0729 Weak cryptography in Java SDK for Azure IoT

Critical 9.8 Published Updated

Attackers can predict symmetric keys due to weak randomness in Azure IoT Java SDK, leading to privilege escalation.

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-2019-0729?

CVE-2019-0729 is a critical vulnerability in Microsoft Java SDK for Azure IoT, published on 6 Mar 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An Elevation of Privilege vulnerability exists in the way Azure IoT Java SDK generates symmetric keys for encryption, allowing an attacker to predict the randomness of the key, aka 'Azure IoT Java SDK Elevation of Privilege Vulnerability'.

Weakness: CWE-330

Which versions are affected by CVE-2019-0729?

It affects 1 product.

Products include Microsoft Java Software Development Kit.

How do I fix CVE-2019-0729?

No fix has been published for CVE-2019-0729 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-0729 being exploited?

There is no known exploitation of CVE-2019-0729 in the wild and no public exploit code.

Sources

Also known as GHSA-62f9-2v42-4h92.

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