CVE-2019-0018 Juniper ATP: Persistent Cross-Site Scripting (XSS) vulnerability in file upload menu

Medium 5.4 Published Updated

Authenticated users can inject scripts via file upload to steal admin credentials and perform unauthorized actions on Juniper ATP devices.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2019-0018?

CVE-2019-0018 is a medium-severity cross-site scripting vulnerability in Juniper ATP, published on 15 Jan 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A persistent cross-site scripting (XSS) vulnerability in the file upload menu of Juniper ATP may allow an authenticated user to inject arbitrary scripts and steal sensitive data and credentials from a web administration session, possibly tricking a follow-on administrative user to perform administrative actions on the device. This issue affects Juniper ATP 5.0 versions prior to 5.0.3.

Weakness: CWE-79

Which versions are affected by CVE-2019-0018?

It affects 1 product.

Products include Juniper Advanced Threat Prevention.

How do I fix CVE-2019-0018?

No fix has been published for CVE-2019-0018 yet. Limit exposure of the affected software until one is available.

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-2019-0018 being exploited?

There is no known exploitation of CVE-2019-0018 in the wild and no public exploit code.

Sources

Also known as GHSA-64q2-7r9m-7p7x.

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