CVE-2016-5983 Deserialization in n/a

High 7.5 Published Updated

Remote authenticated users can execute arbitrary Java code via crafted serialized objects in IBM WebSphere Application Server.

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-2016-5983?

CVE-2016-5983 is a high-severity unsafe deserialization vulnerability in Ibm Websphere Application Server, published on 5 Oct 2016. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM WebSphere Application Server (WAS) 7.0 before 7.0.0.43, 8.0 before 8.0.0.13, 8.5 before 8.5.5.11, 9.0 before 9.0.0.2, and Liberty before 16.0.0.4 allows remote authenticated users to execute arbitrary Java code via a crafted serialized object.

Weakness: CWE-284

Which versions are affected by CVE-2016-5983?

It affects 1 product.

Products include Ibm Websphere Application Server.

How do I fix CVE-2016-5983?

No fix has been published for CVE-2016-5983 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2016-5983 being exploited?

There is no known exploitation of CVE-2016-5983 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Ibm Websphere Application Server vulnerabilities

Sources

Also known as GHSA-57xq-fmx6-2gwr.

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