CVE-2017-9100 Auth bypass in n/a

High 8.8 Published 21 May 2017 Updated 5 Aug 2024

Remote attackers can bypass admin authentication on D-Link DIR-600M routers by entering excessive blank spaces in the password field.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2017-9100?

CVE-2017-9100 is a high-severity authentication bypass vulnerability in n/a, published on 21 May 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

login.cgi on D-Link DIR-600M devices with firmware 3.04 allows remote attackers to bypass authentication by entering more than 20 blank spaces in the password field during an admin login attempt.

Weakness: CWE-287

Which versions are affected by CVE-2017-9100?

It affects 1 product.

Products include Dlink Dir-600m Firmware.

How do I fix CVE-2017-9100?

No fix has been published for CVE-2017-9100 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2017-9100 being exploited?

There is no known exploitation of CVE-2017-9100 in the wild and no public exploit code.

Sources

Also known as GHSA-5957-rq48-hh79.