CVE-2017-15009 Cross-site scripting in n/a

Medium 6.1 Published Updated

Attackers can execute arbitrary scripts in victim browsers via the error page, potentially stealing session data or performing actions on behalf of the user.

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-2017-15009?

CVE-2017-15009 is a medium-severity cross-site scripting vulnerability in n/a, published on 3 Oct 2017. 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

PRTG Network Monitor version 17.3.33.2830 is vulnerable to reflected Cross-Site Scripting on error.htm (the error page), via the errormsg parameter.

Weakness: CWE-79

Which versions are affected by CVE-2017-15009?

It affects 1 product.

Products include Paessler Prtg Network Monitor.

How do I fix CVE-2017-15009?

No fix has been published for CVE-2017-15009 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-2017-15009 being exploited?

There is no known exploitation of CVE-2017-15009 in the wild and no public exploit code.

Sources

Also known as GHSA-4qwv-vr3x-m78x.

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