EPSON Printers HTTP Request/Response Splitting (CVE-2018-0689)

high Tenable OT Security Plugin ID 505073

Synopsis

The remote OT asset is affected by a vulnerability.

Description

HTTP header injection vulnerability in SEIKO EPSON printers and scanners (DS-570W firmware versions released prior to 2018 March 13, DS-780N firmware versions released prior to 2018 March 13, EP-10VA firmware versions released prior to 2017 September 4, EP-30VA firmware versions released prior to 2017 June 19, EP-707A firmware versions released prior to 2017 August 1, EP-708A firmware versions released prior to 2017 August 7, EP-709A firmware versions released prior to 2017 June 12, EP-777A firmware versions released prior to 2017 August 1, EP-807AB/AW/AR firmware versions released prior to 2017 August 1, EP-808AB/AW/AR firmware versions released prior to 2017 August 7, EP-879AB/AW/AR firmware versions released prior to 2017 June 12, EP-907F firmware versions released prior to 2017 August 1, EP-977A3 firmware versions released prior to 2017 August 1, EP-978A3 firmware versions released prior to 2017 August 7, EP-979A3 firmware versions released prior to 2017 June 12, EP-M570T firmware versions released prior to 2017 September 6, EW-M5071FT firmware versions released prior to 2017 November 2, EW-M660FT firmware versions released prior to 2018 April 19, EW-M770T firmware versions released prior to 2017 September 6, PF-70 firmware versions released prior to 2018 April 20, PF-71 firmware versions released prior to 2017 July 18, PF-81 firmware versions released prior to 2017 September 14, PX-048A firmware versions released prior to 2017 July 4, PX-049A firmware versions released prior to 2017 September 11, PX-437A firmware versions released prior to 2017 July 24, PX-M350F firmware versions released prior to 2018 February 23, PX-M5040F firmware versions released prior to 2017 November 20, PX-M5041F firmware versions released prior to 2017 November 20, PX-M650A firmware versions released prior to 2017 October 17, PX-M650F firmware versions released prior to 2017 October 17, PX-M680F firmware versions released prior to 2017 June 29, PX-M7050F firmware versions released prior to 2017 October 13, PX-M7050FP firmware versions released prior to 2017 October 13, PX-M7050FX firmware versions released prior to 2017 November 7, PX-M7070FX firmware versions released prior to 2017 April 27, PX-M740F firmware versions released prior to 2017 December 4, PX-M741F firmware versions released prior to 2017 December 4, PX-M780F firmware versions released prior to 2017 June 29, PX-M781F firmware versions released prior to 2017 June 27, PX-M840F firmware versions released prior to 2017 November 16, PX-M840FX firmware versions released prior to 2017 December 8, PX-M860F firmware versions released prior to 2017 October 25, PX-S05B/W firmware versions released prior to 2018 March 9, PX-S350 firmware versions released prior to 2018 February 23, PX-S5040 firmware versions released prior to 2017 November 20, PX-S7050 firmware versions released prior to 2018 February 21, PX-S7050PS firmware versions released prior to 2018 February 21, PX-S7050X firmware versions released prior to 2017 November 7, PX-S7070X firmware versions released prior to 2017 April 27, PX-S740 firmware versions released prior to 2017 December 3, PX-S840 firmware versions released prior to 2017 November 16, PX-S840X firmware versions released prior to 2017 December 8, PX-S860 firmware versions released prior to 2017 December 7) may allow a remote attackers to lead a user to a phishing site or execute an arbitrary script on the user's web browser.

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

https://jvn.jp/en/jp/JVN89767228/index.html

https://www.epson.jp/support/misc/20181203_oshirase.htm

Plugin Details

Severity: High

ID: 505073

File Name: tenable_ot_epson_CVE-2018-0689.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: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2018-0689

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: cpe:/o:epson:ep-807aw_firmware, cpe:/o:epson:ep-879ab_firmware, cpe:/o:epson:px-s7070x_firmware, cpe:/o:epson:px-s5040_firmware, cpe:/o:epson:ep-978a3_firmware, cpe:/o:epson:px-437a_firmware, cpe:/o:epson:ep-707a_firmware, cpe:/o:epson:px-s05w_firmware, cpe:/o:epson:px-s840x_firmware, cpe:/o:epson:ep-709a_firmware, cpe:/o:epson:pf-71_firmware, cpe:/o:epson:px-m740f_firmware, cpe:/o:epson:px-m5041f_firmware, cpe:/o:epson:px-m840fx_firmware, cpe:/o:epson:px-s860_firmware, cpe:/o:epson:px-m7070fx_firmware, cpe:/o:epson:ep-30va_firmware, cpe:/o:epson:px-s740_firmware, cpe:/o:epson:ep-708a_firmware, cpe:/o:epson:px-s7050_firmware, cpe:/o:epson:ew-m5071ft_firmware, cpe:/o:epson:px-m350f_firmware, cpe:/o:epson:px-m860f_firmware, cpe:/o:epson:px-s05b_firmware, cpe:/o:epson:px-s840_firmware, cpe:/o:epson:ep-10va_firmware, cpe:/o:epson:px-m680f_firmware, cpe:/o:epson:ep-808ar_firmware, cpe:/o:epson:px-m840f_firmware, cpe:/o:epson:px-048a_firmware, cpe:/o:epson:ep-807ab_firmware, cpe:/o:epson:ew-m660ft_firmware, cpe:/o:epson:ep-907f_firmware, cpe:/o:epson:px-m650a_firmware, cpe:/o:epson:px-m650f_firmware, cpe:/o:epson:px-m7050fx_firmware, cpe:/o:epson:ep-977a3_firmware, cpe:/o:epson:px-049a_firmware, cpe:/o:epson:ep-777a_firmware, cpe:/o:epson:ep-879aw_firmware, cpe:/o:epson:px-m7050fp_firmware, cpe:/o:epson:pf-81_firmware, cpe:/o:epson:ep-808ab_firmware, cpe:/o:epson:ds-780n_firmware, cpe:/o:epson:ew-m770t_firmware, cpe:/o:epson:px-s7050x_firmware, cpe:/o:epson:ep-979a3_firmware, cpe:/o:epson:ep-879ar_firmware, cpe:/o:epson:px-m5040f_firmware, cpe:/o:epson:px-m7050f_firmware, cpe:/o:epson:ep-807ar_firmware, cpe:/o:epson:px-m781f_firmware, cpe:/o:epson:ep-808aw_firmware, cpe:/o:epson:pf-70_firmware, cpe:/o:epson:px-s7050ps_firmware, cpe:/o:epson:px-s350_firmware, cpe:/o:epson:ep-m570t_firmware, cpe:/o:epson:ds-570w_firmware

Required KB Items: Tenable.ot/EPSON

Exploit Ease: No known exploits are available

Patch Publication Date: 1/9/2019

Vulnerability Publication Date: 1/9/2019

Reference Information

CVE: CVE-2018-0689

CWE: 113