CVE-2017-14219 Cross-site scripting in n/a

Medium 6.1 Published Updated

Persistent XSS in Intelbras routers allows attackers to steal wireless credentials via crafted ESSID without network connection.

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-2017-14219?

CVE-2017-14219 is a medium-severity cross-site scripting vulnerability in n/a, published on 7 Sep 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

XSS (persistent) on the Intelbras Wireless N 150Mbps router with firmware WRN 240 allows attackers to steal wireless credentials without being connected to the network, related to userRpm/popupSiteSurveyRpm.htm and userRpm/WlanSecurityRpm.htm. The attack vector is a crafted ESSID, as demonstrated by an "airbase-ng -e" command.

Weakness: CWE-79

Which versions are affected by CVE-2017-14219?

It affects 1 product.

Products include Intelbras Wrn 240 Firmware.

How do I fix CVE-2017-14219?

No fix has been published for CVE-2017-14219 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-2017-14219 being exploited?

There is no known exploitation of CVE-2017-14219 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-9vj7-xw6j-vw3c.

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