CVE-2018-20379 Cross-site scripting in n/a

Medium 4.7 Published 23 Dec 2018 Updated 16 Sep 2024

Attackers can execute arbitrary scripts in the context of the Technicolor DPC3928SL cable modem interface via a Cross Protocol Injection XSS vulnerability.

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-2018-20379?

CVE-2018-20379 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Dec 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

Technicolor DPC3928SL D3928SL-PSIP-13-A010-c3420r55105-160428a devices allow XSS via a Cross Protocol Injection attack with setSSID of 1.3.6.1.4.1.4413.2.2.2.1.18.1.2.1.1.3.10001.

Weakness: CWE-79

Which versions are affected by CVE-2018-20379?

It affects 1 product.

Products include Technicolor Dpc3928sl Firmware.

How do I fix CVE-2018-20379?

No fix has been published for CVE-2018-20379 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-2018-20379 being exploited?

There is no known exploitation of CVE-2018-20379 in the wild and no public exploit code.

Sources

Also known as GHSA-f288-7g6p-rh3v.