CVE-2020-4163 Code injection in WebSphere Application Server

What is CVE-2020-4163?

CVE-2020-4163 is a medium-severity code injection vulnerability in Ibm Websphere Application Server, published on 4 Feb 2020. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0, under specialized conditions, could allow an authenticated user to create a maliciously crafted file name which would be misinterpreted as jsp content and executed. IBM X-Force ID: 174397.

Which versions are affected by CVE-2020-4163?

It affects 1 product.

Products include Ibm Websphere Application Server.

How do I fix CVE-2020-4163?

No fix has been published for CVE-2020-4163 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2020-4163 being exploited?

There is no known exploitation of CVE-2020-4163 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-4x62-hpqm-w7cr.