AVEVA InduSoft Web Studio / InTouch Edge HMI UniSoft.dll wcscpy() Stack Overflow

Critical Nessus Plugin ID 118576

Synopsis

The AVEVA InduSoft Web Studio or InTouch Edge HMI (formerly InTouch Machine Edition) is affected by a remote code execution vulnerability.

Description

The AVEVA InduSoft Web Studio (IWS) or InTouch Edge HMI (formerly InTouch Machine Edition) running on the remote host is affected by a remote code execution vulnerability due to a stack overflow condition when handling certain command messages to the TCPIP server listening on the default port 1234. An unauthenticated, remote attacker can exploit this issue, via a specially crafted message, to execute arbitrary code.

Solution

Apply InduSoft Web Studio v8.1 SP2 or later / InTouch Edge HMI (formerly InTouch Machine Edition) 2017 SP2 or later.

See Also

http://www.nessus.org/u?a158baaf

https://ics-cert.us-cert.gov/advisories/ICSA-18-305-01

Plugin Details

Severity: Critical

ID: 118576

File Name: scada_aveva_iws_iteh_unisoft_stack_overflow.nbin

Version: 1.14

Type: remote

Family: SCADA

Published: 2018/10/31

Updated: 2020/02/11

Dependencies: 106229

Risk Information

Risk Factor: Critical

CVSS Score Source: CVE-2018-17916

CVSS v2.0

Base Score: 10

Temporal Score: 7.4

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/a:schneider_electric:indusoft_web_studio, x-cpe:/a:schneider_electric:wonderware_intouch_machine_edition, x-cpe:/a:aveva:intouch_edge_hmi

Exploit Ease: No known exploits are available

Patch Publication Date: 2018/10/30

Vulnerability Publication Date: 2018/10/30

Reference Information

CVE: CVE-2018-17916

ICSA: 18-305-01

TRA: TRA-2018-34