CVE-2017-6021

HIGH

Schneider Electric ClearSCADA < 2014 R1.1 - Denial of Service via Crafted Command Sequences

Title source: llm
STIX 2.1

Description

In Schneider Electric ClearSCADA 2014 R1 (build 75.5210) and prior, 2014 R1.1 (build 75.5387) and prior, 2015 R1 (build 76.5648) and prior, and 2015 R2 (build 77.5882) and prior, an attacker with network access to the ClearSCADA server can send specially crafted sequences of commands and data packets to the ClearSCADA server that can cause the ClearSCADA server process and ClearSCADA communications driver processes to terminate. A CVSS v3 base score of 7.5 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/96768
Third Party Advisory, US Government Resource x_refsource_misc
https://ics-cert.us-cert.gov/advisories/ICSA-17-068-01

Scores

CVSS v3 7.5
EPSS 0.0045
EPSS Percentile 63.8%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (3)
aveva/clearscada < 2010
schneider-electric/clearscada 2014 r1 (2 CPE variants)
schneider-electric/clearscada 2015 r1 (2 CPE variants)
Published May 14, 2018
Tracked Since Feb 18, 2026