critical9.8
CVE-2017-18371
The ZyXEL P660HN-T1A v2 TCLinux Fw #7.3.37.6 router distributed by TrueOnline has three user accounts with default passwords, including two hardcoded service a…
Impact
The ZyXEL P660HN-T1A v2 TCLinux Fw #7.3.37.6 router distributed by TrueOnline has three user accounts with default passwords, including two hardcoded service accounts: one with the username true and password true, and another with the username supervisor and password zyad1234. These accounts can be used to login to the web interface, exploit authenticated command injections, and change router settings for malicious purposes.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Billion | 5200w-T Firmware | Version 7.3.8.0 |
| Zyxel | P660hn-T1a V2 Firmware | Version 7.3.37.6 |
| Zyxel | P660hn-T1a V1 Firmware | Version 7.3.37.6 |
Weakness classification
References
- NVD record
- CVE.org record
- http://www.zyxel.com/support/announcement_unauthenticated.shtml
- https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt
- https://seclists.org/fulldisclosure/2017/Jan/40
- https://ssd-disclosure.com/index.php/archives/2910
- https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/
- http://www.zyxel.com/support/announcement_unauthenticated.shtml
- https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt
- https://seclists.org/fulldisclosure/2017/Jan/40
- https://ssd-disclosure.com/index.php/archives/2910
- https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/