CVE-2016-8919 Deserialization in WebSphere Application Server

What is CVE-2016-8919?

CVE-2016-8919 is a high-severity unsafe deserialization vulnerability in Ibm Websphere Application Server, published on 1 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM WebSphere Application Server may be vulnerable to a denial of service, caused by allowing serialized objects from untrusted sources to run and cause the consumption of resources.

Weakness: CWE-399

Which versions are affected by CVE-2016-8919?

It affects 1 product.

Products include Ibm Websphere Application Server.

How do I fix CVE-2016-8919?

No fix has been published for CVE-2016-8919 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-2016-8919 being exploited?

There is no known exploitation of CVE-2016-8919 in the wild and no public exploit code.

Other vulnerabilities in Ibm Websphere Application Server

• CVE-2015-1920 Code injection in n/a Critical 10.0
• CVE-2013-0462 Other in n/a Critical 10.0
• CVE-2011-1377 Security feature bypass in n/a Critical 10.0
• CVE-2010-3186 Other in n/a Critical 10.0
• CVE-2009-1899 Information disclosure in n/a Critical 10.0

All Ibm Websphere Application Server vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-4h82-6rx4-q5jv.