Vulnerability 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).
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Aveva | Clearscada | <= 2010 |
| Schneider-Electric | Clearscada | 2014 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/96768Third Party AdvisoryVDB Entry
- https://ics-cert.us-cert.gov/advisories/ICSA-17-068-01Third Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/96768Third Party AdvisoryVDB Entry
- https://ics-cert.us-cert.gov/advisories/ICSA-17-068-01Third Party AdvisoryUS Government Resource
FAQ
What is CVE-2017-6021?
CVE-2017-6021 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 netw...
How severe is CVE-2017-6021?
CVE-2017-6021 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-6021?
Check the references section above for vendor advisories and patch information. Affected products include: Aveva Clearscada, Schneider-Electric Clearscada.