CVE-2020-4433 Memory corruption in Aspera Application Platform On Demand

High 7.5 Published Updated

Remote attackers can execute arbitrary code or crash the system via a stack-based buffer overflow in IBM Aspera applications.

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-2020-4433?

CVE-2020-4433 is a high-severity memory corruption vulnerability in IBM Aspera Application Platform On Demand, published on 10 Jun 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Certain IBM Aspera applications are vulnerable to a stack-based buffer overflow, caused by improper bounds checking. This could allow a remote attacker with intimate knowledge of the server to execute arbitrary code on the system with the privileges of root or cause server to crash. IBM X-Force ID: 180814.

Weakness: CWE-787, CWE-20

Which versions are affected by CVE-2020-4433?

It affects 10 products.

Products include Ibm Aspera Application Platform on Demand, Ibm Aspera Faspex on Demand, Ibm Aspera High-Speed Transfer Endpoint, Ibm Aspera High-Speed Transfer Server, Ibm Aspera High-Speed Transfer Server for Cloud Pak for Integration, Ibm Aspera Proxy Server and 4 more.

How do I fix CVE-2020-4433?

No fix has been published for CVE-2020-4433 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-4433 being exploited?

There is no known exploitation of CVE-2020-4433 in the wild and no public exploit code.

Sources

Also known as GHSA-rvhr-3g33-gx99.

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