CVE-2018-8840critical
New! CVE Severity Now Using CVSS v3
The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Description
A remote attacker could send a carefully crafted packet in InduSoft Web Studio v8.1 and prior versions, and/or InTouch Machine Edition 2017 v8.1 and prior versions during a tag, alarm, or event related action such as read and write, which may allow remote code execution.
References
http://software.schneider-electric.com/pdf/security-bulletin/lfsec00000125/
http://www.securityfocus.com/bid/103949
Details
Source: MITRE
Published: 2018-04-18
Updated: 2019-10-09
Type: CWE-119
Risk Information
CVSS v2
Base Score: 10
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 10
Severity: HIGH
CVSS v3
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 3.9
Severity: CRITICAL
Vulnerable Software
Configuration 1
OR
cpe:2.3:a:indusoft:web_studio:*:*:*:*:*:*:*:* versions up to 8.1 (inclusive)
Configuration 2
OR
cpe:2.3:a:industrial-software:intouch_machine_edition_2017:*:*:*:*:*:*:*:* versions up to 8.1 (inclusive)
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 109280 | Schneider Electric InduSoft Web Studio / InTouch Machine Edition Opcode 50 mbstowcs() Stack Overflow | Nessus | SCADA | critical |
| 109144 | Schneider Electric InduSoft Web Studio RCE (Apr 2018) | Nessus | Windows | critical |
| 109143 | Schneider Electric InTouch Machine Edition RCE (Apr 2018) | Nessus | Windows | critical |