CVE-2018-18754 — CRITICAL (9.8)

Vulnerability Description

ZyXEL VMG3312-B10B 1.00(AAPP.7) devices have a backdoor root account with the tTn3+Z@!Sr0O+ password hash in the etc/default.cfg file.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Zyxel	Vmg3312-B10B Firmware	1.00\(aapp.7\)
Zyxel	Vmg3312-B10B	-

Related Weaknesses (CWE)

CWE-522

References

https://gist.github.com/numanturle/c99d3306e9e4e17bb2164dde363406bcThird Party Advisory
https://gist.github.com/numanturle/c99d3306e9e4e17bb2164dde363406bcThird Party Advisory

FAQ

What is CVE-2018-18754?

CVE-2018-18754 is a vulnerability with a CVSS score of 9.8 (CRITICAL). ZyXEL VMG3312-B10B 1.00(AAPP.7) devices have a backdoor root account with the tTn3+Z@!Sr0O+ password hash in the etc/default.cfg file.

How severe is CVE-2018-18754?

CVE-2018-18754 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-18754?

Check the references section above for vendor advisories and patch information. Affected products include: Zyxel Vmg3312-B10B Firmware, Zyxel Vmg3312-B10B.