CVE-2022-30489 Cross-site scripting in n/a

Medium 6.1 Published 13 May 2022 Updated 3 Aug 2024

An attacker can inject malicious scripts via the hostname parameter in the login page of WAVLINK WN535 G3 routers.

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-2022-30489?

CVE-2022-30489 is a medium-severity cross-site scripting vulnerability in n/a, published on 13 May 2022. 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

WAVLINK WN535 G3 was discovered to contain a cross-site scripting (XSS) vulnerability via the hostname parameter at /cgi-bin/login.cgi.

Weakness: CWE-79

Which versions are affected by CVE-2022-30489?

It affects 1 product.

Products include Wavlink Wn535g3 Firmware.

How do I fix CVE-2022-30489?

No fix has been published for CVE-2022-30489 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-2022-30489 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-30489 exists.

Public exploit code: 1 Nuclei template and 1 proofs of concept on GitHub.

Sources

Also known as GHSA-vmq8-24j9-gfcf.