CVE-2021-20479 Weak cryptography in Cloud Pak System

Medium 5.9 Published Updated

Weak cryptographic algorithms in IBM Cloud Pak System allow attackers to decrypt highly sensitive information.

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-2021-20479?

CVE-2021-20479 is a medium-severity vulnerability in IBM Cloud Pak System, published on 9 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM Cloud Pak System 2.3.0 through 2.3.3.3 Interim Fix 1 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 197498.

Weakness: CWE-327

Which versions are affected by CVE-2021-20479?

It affects 1 product.

Products include Ibm Cloud Pak System.

How do I fix CVE-2021-20479?

No fix has been published for CVE-2021-20479 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-20479 being exploited?

There is no known exploitation of CVE-2021-20479 in the wild and no public exploit code.

Sources

Also known as GHSA-xr5m-vqc6-vc94.

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