EPSON WF-2861 Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2018-18959)

high Tenable OT Security Plugin ID 505066

Synopsis

The remote OT asset is affected by a vulnerability.

Description

An issue was discovered on Epson WorkForce WF-2861 10.48 LQ22I3, 10.51.LQ20I6 and 10.52.LQ17IA devices. On the 'Air Print Setting' web page, if the data for 'Bonjour Service Location' at /PRESENTATION/BONJOUR is more than 251 bytes when sending data for Air Print Setting, then the device no longer functions until a reboot.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

Plugin Details

Severity: High

ID: 505066

File Name: tenable_ot_epson_CVE-2018-18959.nasl

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 2/5/2026

Updated: 2/6/2026

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2018-18959

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:epson:epson_workforce_wf-2861_firmware:10.51.lq20i6, cpe:/o:epson:epson_workforce_wf-2861_firmware:10.52.lq17ia, cpe:/o:epson:epson_workforce_wf-2861_firmware:10.48_lq22i3

Required KB Items: Tenable.ot/EPSON

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/24/2018

Vulnerability Publication Date: 12/24/2018

Reference Information

CVE: CVE-2018-18959

CWE: 119

Detections

Analytics