CVE-2019-9508 Vertiv Avocent UMG-4000 version 4.2.1.19 web interface is vulnerable to stored cross site scripting
An authenticated administrator can inject malicious scripts via file names in the Vertiv Avocent UMG-4000 web interface, affecting users who view the page.
- 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
- None listed
What is CVE-2019-9508?
CVE-2019-9508 is a medium-severity cross-site scripting vulnerability in Vertiv Avocent UMG-4000, published on 30 Mar 2020. 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
The web interface of the Vertiv Avocent UMG-4000 version 4.2.1.19 is vulnerable to stored XSS. A remote attacker authenticated with an administrator account could store a maliciously named file within the web application that would execute each time a user browsed to the page.
Weakness: CWE-79
Which versions are affected by CVE-2019-9508?
It affects 1 product.
Products include Vertiv Avocent Umg-4000 Firmware.
How do I fix CVE-2019-9508?
No fix has been published for CVE-2019-9508 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-2019-9508 being exploited?
There is no known exploitation of CVE-2019-9508 in the wild and no public exploit code.
Other vulnerabilities in Vertiv Avocent UMG-4000
Sources
Also known as GHSA-5hq8-wjj7-762c.