CVE-2018-17020 Denial of service in n/a

High 7.5 Published 13 Sep 2018 Updated 17 Sep 2024

Remote attackers can cause a denial of service on ASUS GT-AC5300 routers by sending a single malformed HTTP GET request.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-17020?

CVE-2018-17020 is a high-severity denial of service vulnerability in n/a, published on 13 Sep 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

ASUS GT-AC5300 devices with firmware through 3.0.0.4.384_32738 allow remote attackers to cause a denial of service via a single "GET / HTTP/1.1\r\n" line.

Which versions are affected by CVE-2018-17020?

It affects 1 product.

Products include Asus Gt-Ac5300 Firmware.

How do I fix CVE-2018-17020?

No fix has been published for CVE-2018-17020 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-17020 being exploited?

There is no known exploitation of CVE-2018-17020 in the wild and no public exploit code.

Sources

Also known as GHSA-h6mc-f856-pf32.