CVE-2018-18548 Ajenti Cross-site Scripting Via Filename

Medium 6.1 Published Updated

Attackers can execute arbitrary scripts in the Ajenti Docker control panel via malicious filenames in the File Manager.

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-2018-18548?

CVE-2018-18548 is a medium-severity cross-site scripting vulnerability in n/a, published on 24 Oct 2018. 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

ajenticp (aka Ajenti Docker control panel) for Ajenti through v1.2.23.13 has XSS via a filename that is mishandled in File Manager.

Weakness: CWE-79

Which versions are affected by CVE-2018-18548?

3 open source packages ship an affected version, including ajenti. It affects 1 product.

PackageAffectedFixed in
ajenti PyPIAll versionsNone
ajenti PyPIAll versions to 1.2.23.13None
ajenti PyPIAll versions to 1.2.23.13None

Products include Ajenti Ajenticp.

How do I fix CVE-2018-18548?

No fix has been published for CVE-2018-18548 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-2018-18548 being exploited?

There is no known exploitation of CVE-2018-18548 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-5pcv-m8w2-62m9, PYSEC-2018-107.

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