CRITICAL

CVE-2017-18371

CVSS v3

9.8

CRITICAL

EPSS Score

73.3%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

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.

Technical details

Published
5/2/2019

Frequently asked questions

What is 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 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.

Is CVE-2017-18371 actively exploited?

Active exploitation of CVE-2017-18371 has not been confirmed. The EPSS score is 73.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-18371?

CVE-2017-18371 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2017-18371 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

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