CVE-2018-18291 Cross-site scripting in n/a

Medium 6.1 Published Updated

Remote attackers can inject arbitrary web script or HTML into multiple ASUS RT-AC58U router pages, potentially compromising user sessions.

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-2018-18291?

CVE-2018-18291 is a medium-severity cross-site scripting vulnerability in n/a, published on 14 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

A cross site scripting (XSS) vulnerability on ASUS RT-AC58U 3.0.0.4.380_6516 devices allows remote attackers to inject arbitrary web script or HTML via Advanced_ASUSDDNS_Content.asp, Advanced_WSecurity_Content.asp, Advanced_Wireless_Content.asp, Logout.asp, Main_Login.asp, MobileQIS_Login.asp, QIS_wizard.htma, YandexDNS.asp, ajax_status.xml, apply.cgi, clients.asp, disk.asp, disk_utility.asp, or internet.asp.

Weakness: CWE-79

Which versions are affected by CVE-2018-18291?

It affects 1 product.

Products include Asus Rt-Ac58u Firmware.

How do I fix CVE-2018-18291?

No fix has been published for CVE-2018-18291 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-2018-18291 being exploited?

There is no known exploitation of CVE-2018-18291 in the wild and no public exploit code.

Sources

Also known as GHSA-2x37-xp38-hq9m.

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