What is CVE-2018-19248?

CVE-2018-19248 is a critical-severity vulnerability in Epson Workforce Wf-2861, classified under Missing Authentication for Critical Function. CVSS score: 9.1/10. Published 2018-12-24.

How severe is CVE-2018-19248?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Epson Workforce Wf-2861

CVE-2018-19248

The web service on Epson WorkForce WF-2861 10.48 LQ22I3(Recovery-mode), WF-2861 10.51.LQ20I6, and WF-2861 10.52.LQ17IA devices allows remote attackers to upload a firmware file and reset the printer without authentication by making a request to the /DOWN/FIRMWAREUPDATE/ROM1 URI and a POST request to the /FIRMWAREUPDATE URI.

Vulnerability class: Broken Authentication

Published 2018-12-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (72.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Epson Workforce Wf-2861
Epson Workforce Wf-2861 Firmware — versions 10.48_lq22i3, 10.51.lq20i6, 10.52.lq17ia

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

github.com/epistemophilia/CVEs/blob/master/Epson-WorkForce-WF2861/CVE-2018-1924… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-19248?: CVE-2018-19248 is a critical-severity vulnerability in Epson Workforce Wf-2861, classified under Missing Authentication for Critical Function. CVSS score: 9.1/10. Published 2018-12-24.
How severe is CVE-2018-19248?: Critical severity. CVSS v3 base score is 9.1 out of 10.