CVE-2020-29583

Zyxel Multiple Products Use of Hard-Coded Credentials Vulnerability

Usg20-Vpn Firmware

Firmware version 4.60 of Zyxel USG devices contains an undocumented account (zyfwp) with an unchangeable password. The password for this account can be found in cleartext in the firmware. This account can be used by someone to login to the ssh server or web interface with admin privileges.

22. Dez 2020

Ausgewertete Quellen

• Hersteller
  https://www.zyxel.com/support/CVE-2020-29583.shtml
• Hersteller
  https://www.zyxel.com/support/security_advisories.shtml
• Hinweis
  https://www.eyecontrol.nl/blog/undocumented-user-account-in-zyxel-products.html
• Hinweis
  https://www.secpod.com/blog/a-secret-zyxel-firewall-and-ap-controllers-could-allow-for-administrative-access-cve-2020-29583/
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-29583
• CISA
  Zyxel Multiple Products Use of Hard-Coded Credentials Vulnerability
• NVD
  CVE-2020-29583