CVE-2018-1000620 Insufficient Entropy in cryptiles

Critical 9.8 Published Updated

Insufficient entropy in randomDigits allows attackers to brute force values intended to be random, affecting applications using the cryptiles library.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2018-1000620?

CVE-2018-1000620 is a critical vulnerability in n/a, published on 9 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Eran Hammer cryptiles version 4.1.1 earlier contains a CWE-331: Insufficient Entropy vulnerability in randomDigits() method that can result in An attacker is more likely to be able to brute force something that was supposed to be random.. This attack appear to be exploitable via Depends upon the calling application.. This vulnerability appears to have been fixed in 4.1.2.

Weakness: CWE-331

Which versions are affected by CVE-2018-1000620?

4 open source packages ship an affected version, including cryptiles. It affects 1 product.

PackageAffectedFixed in
cryptiles npmFrom 3.1.03.1.3
cryptiles npmFrom 3.1.03.1.3
cryptiles npmFrom 4.0.04.1.2
cryptiles npmFrom 4.0.04.1.2

Products include Cryptiles Project Cryptiles.

How do I fix CVE-2018-1000620?

Upgrade cryptiles to a fixed version for your release line: 3.1.3 or 4.1.2.

Is CVE-2018-1000620 being exploited?

There is no known exploitation of CVE-2018-1000620 in the wild and no public exploit code.

Sources

Also known as GHSA-rq8g-5pc5-wrhr.

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