What is CVE-2019-12328?

CVE-2019-12328 is a critical-severity vulnerability in Atcom A10w, classified under OS Command Injection. CVSS score: 9.0/10. Published 2019-07-22.

How severe is CVE-2019-12328?

Critical severity. CVSS v3 base score is 9.0 out of 10.

RCE in Atcom A10w

CVE-2019-12328

A command injection (missing input validation) issue in the remote phonebook configuration URI in the web interface of the Atcom A10W VoIP phone with firmware 2.6.1a2421 allows an authenticated remote attacker in the same network to trigger OS commands via shell metacharacters in a POST request.

Vulnerability class: Command Injection (OS Command Injection)

Published 2019-07-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.042 (90.7th percentile), scored 2026-10-07.

Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.042 · newest: 0.042 · change: 0.000

Affected products

Atcom A10w
Atcom A10w Firmware — versions 2.6.1a2421

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

www.sit.fraunhofer.de/fileadmin/dokumente/CVE/Advisory_Atcom_A10W.pdf (Exploit, Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2019-12328?: CVE-2019-12328 is a critical-severity vulnerability in Atcom A10w, classified under OS Command Injection. CVSS score: 9.0/10. Published 2019-07-22.
How severe is CVE-2019-12328?: Critical severity. CVSS v3 base score is 9.0 out of 10.