Auth bypass in Schneider-Electric Wonderware Indusoft Web Studio
CVE-2017-13997
A Missing Authentication for Critical Function issue was discovered in Schneider Electric InduSoft Web Studio v8.0 SP2 or prior, and InTouch Machine Edition v8.0 SP2 or prior. InduSoft Web Studio provides the capability for an HMI client to trigger script execution on the server for the purposes of performing customized calculations or actions. A remote malicious entity could bypass the server authentication and trigger the execution of an arbitrary command. The command is executed under high privileges and could lead to a complete compromise of the server.
Vulnerability class: Broken Authentication
EPSS: 0.051 (91.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Schneider-electric Wonderware_indusoft_web_studio
- Schneider-electric Wonderware_intouch
- N/a Schneider Electric Indusoft Web Studio, Intouch Machine Edition — versions Schneider Electric InduSoft Web Studio, InTouch Machine Edition
Weakness classification (CWE)
References
- ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC, Mitigation)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2017-13997?
- CVE-2017-13997 is a critical-severity vulnerability in Schneider-Electric Wonderware Indusoft Web Studio, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2017-10-03.
- How severe is CVE-2017-13997?
- Critical severity. CVSS v3 base score is 9.8 out of 10.