CVE-2017-15100 Cross-site scripting in Foreman

Medium 6.1 Published Updated

An attacker can inject malicious HTML into Foreman facts, leading to stored XSS on Facts, Trends, and Statistics pages, potentially compromising 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-2017-15100?

CVE-2017-15100 is a medium-severity cross-site scripting vulnerability in Redhat Satellite, published on 27 Nov 2017. 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

An attacker submitting facts to the Foreman server containing HTML can cause a stored XSS on certain pages: (1) Facts page, when clicking on the "chart" button and hovering over the chart; (2) Trends page, when checking the graph for a trend based on a such fact; (3) Statistics page, for facts that are aggregated on this page.

Weakness: CWE-79

Which versions are affected by CVE-2017-15100?

It affects 3 products.

Products include Redhat Satellite, Redhat Satellite Capsule, Theforeman Foreman.

How do I fix CVE-2017-15100?

Apply the vendor's patch.

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-2017-15100 being exploited?

There is no known exploitation of CVE-2017-15100 in the wild and no public exploit code.

All Redhat Satellite vulnerabilities

Sources

Also known as GHSA-7rg9-xhxc-j3pm.

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