What is CVE-2018-18754?

CVE-2018-18754 is a critical-severity vulnerability in Zyxel Vmg3312-B10b, classified under Insufficiently Protected Credentials. CVSS score: 9.8/10. Published 2018-10-29.

How severe is CVE-2018-18754?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Zyxel Vmg3312-B10b

CVE-2018-18754

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.

EPSS: 0.011 (61.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Zyxel Vmg3312-b10b
Zyxel Vmg3312-b10b_firmware — versions 1.00\(aapp.7\)
N/a — versions n/a

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-18754?: CVE-2018-18754 is a critical-severity vulnerability in Zyxel Vmg3312-B10b, classified under Insufficiently Protected Credentials. CVSS score: 9.8/10. Published 2018-10-29.
How severe is CVE-2018-18754?: Critical severity. CVSS v3 base score is 9.8 out of 10.