CVE-2020-4325 Denial of service in Automation Workstream Services in Cloud Pak for Automation

Medium 6.5 Published 2 Apr 2020 Updated 16 Sep 2024

Extensive use of the Global Teams REST API causes memory leaks leading to OutOfMemory exceptions and service denial.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-4325?

CVE-2020-4325 is a medium-severity denial of service vulnerability in IBM Automation Workstream Services in Cloud Pak for Automation, published on 2 Apr 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The IBM Process Federation Server 18.0.0.1, 18.0.0.2, 19.0.0.1, 19.0.0.2, and 19.0.0.3 Global Teams REST API does not properly shutdown the thread pools that it creates to retrieve Global Teams information from the federated systems. As a consequence, the Java Virtual Machine can't recover the memory used by those thread pools, which leads to an OutOfMemory exception when the Process Federation Server Global Teams REST API is used extensively. IBM X-Force ID: 177596.

Weakness: CWE-404

Which versions are affected by CVE-2020-4325?

It affects 2 products.

Products include Ibm Cloud Pak for Automation, Ibm Process Federation Server.

How do I fix CVE-2020-4325?

No fix has been published for CVE-2020-4325 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2020-4325 being exploited?

There is no known exploitation of CVE-2020-4325 in the wild and no public exploit code.

Sources

Also known as GHSA-f726-9xgv-wf6h.