ID:7099 - Exploit for Use of hard-coded credentials in ZyXEL Communications Corp. products - CVE-2020-29583

 
Main Vulnerability Database Exploits ID:7099 - Exploit for Use of hard-coded credentials in ZyXEL Communications Corp. products - CVE-2020-29583

ID:7099 - Exploit for Use of hard-coded credentials in ZyXEL Communications Corp. products - CVE-2020-29583

Published: November 29, 2021


Vulnerability identifier: #VU49149
Vulnerability risk: Critical
CVE-ID: CVE-2020-29583
CWE-ID: CWE-798
Exploitation vector: Remote access
Vulnerable software:
NXC2500
NXC5500
ZyXEL ZLD

Link to public exploit:


Vulnerability description

The vulnerability allows a remote attacker to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded account zyfwp with an unchangeable password. A remote unauthenticated attacker can access the affected system via ssh or web interface using the hard-coded credentials and gain administrative privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install updates from vendor's website.