CVE-2019-17333 TIBCO EBX Exposes Cross-Site Scripting Vulnerability

High 8.0 Published Updated

Authenticated users can perform stored cross-site scripting attacks in TIBCO EBX, potentially leading to code execution or account takeover.

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-2019-17333?

CVE-2019-17333 is a high-severity cross-site scripting vulnerability in TIBCO EBX, published on 19 Feb 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

The Web server component of TIBCO Software Inc.'s TIBCO EBX contains a vulnerability that theoretically allows authenticated users to perform stored cross-site scripting (XSS) attacks. Affected releases are TIBCO Software Inc.'s TIBCO EBX: versions 5.8.1.fixS and below, versions 5.9.3, 5.9.4, 5.9.5, 5.9.6, and 5.9.7.

Weakness: CWE-79

Which versions are affected by CVE-2019-17333?

It affects 1 product.

Products include Tibco Ebx.

How do I fix CVE-2019-17333?

No fix has been published for CVE-2019-17333 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-2019-17333 being exploited?

There is no known exploitation of CVE-2019-17333 in the wild and no public exploit code.

Sources

Also known as GHSA-4448-cxrj-jccx.

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