CVE-2018-12981 Cross-site scripting in n/a

Medium 5.4 Published 12 Jul 2018 Updated 5 Aug 2024

Attackers can inject malicious code into the web-based management interface of WAGO e!DISPLAY devices, potentially executing it in user browsers.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2018-12981?

CVE-2018-12981 is a medium-severity cross-site scripting vulnerability in n/a, published on 12 Jul 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

An issue was discovered on WAGO e!DISPLAY 762-3000 through 762-3003 devices with firmware before FW 02. The vulnerability can be exploited by authenticated and unauthenticated users by sending special crafted requests to the web server allowing injecting code within the WBM. The code will be rendered and/or executed in the browser of the user's browser.

Weakness: CWE-79

Which versions are affected by CVE-2018-12981?

It affects 4 products.

Products include Wago 762-3000 Firmware, Wago 762-3001 Firmware, Wago 762-3002 Firmware, Wago 762-3003 Firmware.

How do I fix CVE-2018-12981?

No fix has been published for CVE-2018-12981 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-2018-12981 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-12981 exists.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-vjxp-m6h5-h384.