CVE-2019-14888 Undertow vulnerable to Uncontrolled Resource Consumption

High 7.5 Published Updated

An attacker can cause a Denial of Service on the HTTPS port of the Undertow HTTP server, making the service unavailable.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2019-14888?

CVE-2019-14888 is a high-severity denial of service vulnerability in Netapp Active Iq Unified Manager, published on 23 Jan 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability was found in the Undertow HTTP server in versions before 2.0.28.SP1 when listening on HTTPS. An attacker can target the HTTPS port to carry out a Denial Of Service (DOS) to make the service unavailable on SSL.

Weakness: CWE-400

Which versions are affected by CVE-2019-14888?

2 open source packages ship an affected version, including io.undertow:undertow-core. It affects 6 products.

PackageAffectedFixed in
io.undertow:undertow-core MavenAll versions2.0.29.Final
io.undertow:undertow-core MavenAll versions2.0.29.Final

Products include Netapp Active Iq Unified Manager, Redhat Jboss Data Grid, Redhat Jboss Enterprise Application Platform, Redhat Jboss Fuse, Redhat Single Sign-On, Redhat Undertow.

How do I fix CVE-2019-14888?

Upgrade io.undertow:undertow-core to 2.0.29.Final or later.

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-2019-14888 being exploited?

There is no known exploitation of CVE-2019-14888 in the wild and no public exploit code.

All Netapp Active Iq Unified Manager vulnerabilities

Sources

Also known as DEBIAN-CVE-2019-14888, GHSA-vjxc-frw4-jmh5, UBUNTU-CVE-2019-14888.

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