CVE-2019-18842 Cross-site scripting in n/a

Medium 6.1 Published Updated

Attackers can steal Wi-Fi and web interface credentials via XSS in the configuration interface by broadcasting a malicious SSID.

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-2019-18842?

CVE-2019-18842 is a medium-severity cross-site scripting vulnerability in n/a, published on 6 Jan 2020. 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 in the configuration web interface of the Jinan USR IOT USR-WIFI232-S/T/G2/H Low Power WiFi Module with web version 1.2.2 allows attackers to leak credentials of the Wi-Fi access point the module is logged into, and the web interface login credentials, by opening a Wi-Fi access point nearby with a malicious SSID.

Weakness: CWE-79

Which versions are affected by CVE-2019-18842?

It affects 4 products.

Products include Usriot Usr-Wifi232-G2 Firmware, Usriot Usr-Wifi232-H Firmware, Usriot Usr-Wifi232-S Firmware, Usriot Usr-Wifi232-T Firmware.

How do I fix CVE-2019-18842?

No fix has been published for CVE-2019-18842 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-2019-18842 being exploited?

There is no known exploitation of CVE-2019-18842 in the wild and no public exploit code.

Sources

Also known as GHSA-p73h-jghv-vfmq.

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