CVE-2019-8113 Magento 2 Community Weak PRNG

Medium 5.3 Published Updated

Attackers can brute-force customer registration confirmation codes due to weak random number generation, potentially leading to account takeover.

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

What is CVE-2019-8113?

CVE-2019-8113 is a medium-severity vulnerability in Magento Magento, published on 5 Nov 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Magento 2.2 prior to 2.2.10, Magento 2.3 prior to 2.3.3 or 2.3.2-p1 uses cryptographically weak random number generator to brute-force the confirmation code for customer registration.

Weakness: CWE-338

Which versions are affected by CVE-2019-8113?

4 open source packages ship an affected version, including magento/community-edition. It affects 1 product.

PackageAffectedFixed in
magento/community-edition PackagistFrom 2.2.02.2.10
magento/community-edition PackagistFrom 2.2.02.2.10
magento/community-edition PackagistFrom 2.3.02.3.2-p1
magento/community-edition PackagistFrom 2.3.02.3.2-p1

Products include Magento Magento.

How do I fix CVE-2019-8113?

Upgrade magento/community-edition to a fixed version for your release line: 2.2.10 or 2.3.2-p1.

Is CVE-2019-8113 being exploited?

There is no known exploitation of CVE-2019-8113 in the wild and no public exploit code.

All Magento Magento vulnerabilities

Sources

Also known as GHSA-c4r2-3f9r-rwp8.

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