Vulnerability CVE-2016-10401
Published: 2017-07-25   Modified: 2017-07-26

Description:
ZyXEL PK5001Z devices have zyad5001 as the su password, which makes it easier for remote attackers to obtain root access if a non-root account password is known (or a non-root default account exists within an ISP's deployment of these devices).

See advisories in our WLB2 database:
Topic
Author
Date
High
ZyXEL PK5001Z Modem Backdoor Account
Matthew Sheimo
01.11.2017

CVSS2 => (AV:N/AC:L/Au:S/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9/10
10/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Zyxel -> Pk5001z firmware 

 References:
https://forum.openwrt.org/viewtopic.php?id=62266
https://www.exploit-db.com/exploits/43105/
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