What is CVE-2018-0626?

CVE-2018-0626 is a high-severity vulnerability in Nec Aterm Wg1200hp, classified under OS Command Injection. CVSS score: 7.2/10. Published 2019-01-09.

How severe is CVE-2018-0626?

High severity. CVSS v3 base score is 7.2 out of 10.

RCE in Nec Aterm Wg1200hp

CVE-2018-0626

Aterm WG1200HP firmware Ver1.0.31 and earlier allows attacker with administrator rights to execute arbitrary OS commands via sysCmd in formWsc parameter.

Vulnerability class: Command Injection (OS Command Injection)

Published 2019-01-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.014 (71.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 71.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Nec Aterm Wg1200hp
Nec Aterm Wg1200hp Firmware
Nec Corporation Wg1200hp — versions firmware Ver1.0.31 and earlier

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

jpn.nec.com/security-info/secinfo/nv18-011.html (Vendor Advisory)
jvn.jp/en/jp/JVN00401783/index.html (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2018-0626?: CVE-2018-0626 is a high-severity vulnerability in Nec Aterm Wg1200hp, classified under OS Command Injection. CVSS score: 7.2/10. Published 2019-01-09.
How severe is CVE-2018-0626?: High severity. CVSS v3 base score is 7.2 out of 10.