CVE-2018-12311 Cross-site scripting in n/a

Medium 5.4 Published Updated

Attackers can execute arbitrary JavaScript in the File Explorer via malicious filenames, potentially compromising user sessions.

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-2018-12311?

CVE-2018-12311 is a medium-severity cross-site scripting vulnerability in n/a, published on 4 Dec 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross-site scripting vulnerability in File Explorer in ASUSTOR ADM version 3.1.1 allows attackers to execute arbitrary JavaScript when a file is moved via a malicious filename.

Weakness: CWE-79

Which versions are affected by CVE-2018-12311?

It affects 1 product.

Products include Asustor Data Master.

How do I fix CVE-2018-12311?

No fix has been published for CVE-2018-12311 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-2018-12311 being exploited?

There is no known exploitation of CVE-2018-12311 in the wild and no public exploit code.

Sources

Also known as GHSA-f7mc-9f4w-ggj4.

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