CVE-2018-11793 Stack Overflow in Apache Mesos

High 7.5 Published Updated

An attacker can cause a denial of service in Apache Mesos masters by sending deeply nested JSON payloads, rendering the cluster inoperable.

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

What is CVE-2018-11793?

CVE-2018-11793 is a high-severity denial of service vulnerability in Apache Mesos, published on 5 Mar 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

When parsing a JSON payload with deeply nested JSON structures, the parser in Apache Mesos versions pre-1.4.x, 1.4.0 to 1.4.2, 1.5.0 to 1.5.1, 1.6.0 to 1.6.1, and 1.7.0 might overflow the stack due to unbounded recursion. A malicious actor can therefore cause a denial of service of Mesos masters rendering the Mesos-controlled cluster inoperable.

Weakness: CWE-119

Which versions are affected by CVE-2018-11793?

8 open source packages ship an affected version, including org.apache.mesos:mesos. It affects 1 product.

PackageAffectedFixed in
org.apache.mesos:mesos MavenAll versions1.4.3
org.apache.mesos:mesos MavenAll versions1.4.3
org.apache.mesos:mesos MavenFrom 1.5.01.5.2
org.apache.mesos:mesos MavenFrom 1.5.01.5.2
org.apache.mesos:mesos MavenFrom 1.6.01.6.2
org.apache.mesos:mesos MavenFrom 1.6.01.6.2
2 more packages
org.apache.mesos:mesos MavenFrom 1.7.01.7.1
org.apache.mesos:mesos MavenFrom 1.7.01.7.1

Products include Apache Mesos.

How do I fix CVE-2018-11793?

Upgrade org.apache.mesos:mesos to a fixed version for your release line: 1.4.3, 1.5.2, 1.6.2 or 1.7.1.

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-2018-11793 being exploited?

There is no known exploitation of CVE-2018-11793 in the wild and no public exploit code.

Sources

Also known as GHSA-p2xq-vcm7-xjj6.

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