CVE-2020-22428 Cross-site scripting in n/a

Medium 4.8 Published Updated

An attacker can execute arbitrary JavaScript in the context of an admin user by creating a directory with a malicious name in Serv-U.

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

What is CVE-2020-22428?

CVE-2020-22428 is a medium-severity cross-site scripting vulnerability in n/a, published on 5 May 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

SolarWinds Serv-U before 15.1.6 Hotfix 3 is affected by Cross Site Scripting (XSS) via a directory name (entered by an admin) containing a JavaScript payload.

Weakness: CWE-79

Which versions are affected by CVE-2020-22428?

It affects 2 products.

Products include Solarwinds Serv-U Ftp Server, Solarwinds Serv-U Mft Server.

How do I fix CVE-2020-22428?

No fix has been published for CVE-2020-22428 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-2020-22428 being exploited?

There is no known exploitation of CVE-2020-22428 in the wild and no public exploit code.

Sources

Also known as GHSA-hp3w-fp2m-cj47.

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