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Lexmark Printers Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2018-15519)

critical Tenable OT Security Plugin ID 503860

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Various Lexmark devices have a Buffer Overflow vulnerability.

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.

See Also

http://support.lexmark.com/index?page=content&id=TE892

Plugin Details

Severity: Critical

ID: 503860

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 11/5/2025

Updated: 11/5/2025

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

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

CVSS Score Source: CVE-2018-15519

CVSS v3

Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: cpe:/o:lexmark:x92x_firmware, cpe:/o:lexmark:mx41x_firmware, cpe:/o:lexmark:x46x_firmware, cpe:/o:lexmark:cx410_firmware, cpe:/o:lexmark:xm91x_firmware, cpe:/o:lexmark:xs74x_firmware, cpe:/o:lexmark:mx61x_firmware, cpe:/o:lexmark:xm1145_firmware, cpe:/o:lexmark:x79x_firmware, cpe:/o:lexmark:x65x_firmware, cpe:/o:lexmark:xs54x_firmware, cpe:/o:lexmark:xm51xx_firmware, cpe:/o:lexmark:xm3150_firmware, cpe:/o:lexmark:mx6500_firmware, cpe:/o:lexmark:mx31x_firmware, cpe:/o:lexmark:x73x_firmware, cpe:/o:lexmark:xs95x_firmware, cpe:/o:lexmark:x54x_firmware, cpe:/o:lexmark:xm71xx_firmware, cpe:/o:lexmark:cx310_firmware, cpe:/o:lexmark:xs79x_firmware, cpe:/o:lexmark:xc2132_firmware, cpe:/o:lexmark:cx510_firmware, cpe:/o:lexmark:xs92x_firmware, cpe:/o:lexmark:mx51x_firmware, cpe:/o:lexmark:mx71x_firmware, cpe:/o:lexmark:x86x_firmware, cpe:/o:lexmark:mx81x_firmware, cpe:/o:lexmark:mx91x_firmware, cpe:/o:lexmark:x74x_firmware, cpe:/o:lexmark:x95x_firmware

Required KB Items: Tenable.ot/Lexmark

Exploit Ease: No known exploits are available

Patch Publication Date: 6/28/2019

Vulnerability Publication Date: 6/28/2019

Reference Information

CVE: CVE-2018-15519

CWE: 119