CVE-2018-18754 Hardcoded credentials in n/a

Critical 9.8 Published Updated

Attackers can gain root access to ZyXEL VMG3312-B10B routers using a hardcoded backdoor password found in the default configuration file.

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-2018-18754?

CVE-2018-18754 is a critical vulnerability in n/a, published on 28 Oct 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

ZyXEL VMG3312-B10B 1.00(AAPP.7) devices have a backdoor root account with the tTn3+Z@!Sr0O+ password hash in the etc/default.cfg file.

Weakness: CWE-522

Which versions are affected by CVE-2018-18754?

It affects 1 product.

Products include Zyxel Vmg3312-B10b Firmware.

How do I fix CVE-2018-18754?

No fix has been published for CVE-2018-18754 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-18754 being exploited?

There is no known exploitation of CVE-2018-18754 in the wild and no public exploit code.

Sources

Also known as GHSA-jf5f-p34f-hp5p.

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