CVE-2018-20326 Cross-site scripting in n/a

Medium 6.1 Published Updated

Cross-site scripting vulnerability in ChinaMobile PLC Wireless Router allows attackers to inject malicious scripts via the subpage parameter.

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-2018-20326?

CVE-2018-20326 is a medium-severity cross-site scripting vulnerability in n/a, published on 2 Jan 2019. 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

ChinaMobile PLC Wireless Router GPN2.4P21-C-CN devices with firmware W2001EN-00 have XSS via the cgi-bin/webproc?getpage=html/index.html var:subpage parameter.

Weakness: CWE-79

Which versions are affected by CVE-2018-20326?

It affects 1 product.

Products include Chinamobile Gpn2.4p21-C-Cn Firmware.

How do I fix CVE-2018-20326?

No fix has been published for CVE-2018-20326 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-2018-20326 being exploited?

There is no known exploitation of CVE-2018-20326 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-92g8-6cxf-frq7.

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