CVE-2020-1936 Stored XSS in Apache Ambari

Medium 6.1 Published Updated

An attacker can inject malicious scripts into Apache Ambari Views, potentially executing code or hijacking user sessions.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2020-1936?

CVE-2020-1936 is a medium-severity cross-site scripting vulnerability in Apache Ambari, published on 2 Mar 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A cross-site scripting issue was found in Apache Ambari Views. This was addressed in Apache Ambari 2.7.4.

Weakness: CWE-79

Which versions are affected by CVE-2020-1936?

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

PackageAffectedFixed in
org.apache.ambari:ambari MavenAll versions2.7.4
org.apache.ambari:ambari MavenAll versions2.7.4

Products include Apache Ambari.

How do I fix CVE-2020-1936?

Upgrade org.apache.ambari:ambari to 2.7.4 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2020-1936 being exploited?

There is no known exploitation of CVE-2020-1936 in the wild and no public exploit code.

Sources

Also known as GHSA-q7q9-w24q-cpgh.

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