CVE-2017-6017

Description

A Resource Exhaustion issue was discovered in Schneider Electric Modicon M340 PLC BMXNOC0401, BMXNOE0100, BMXNOE0110, BMXNOE0110H, BMXNOR0200H, BMXP341000, BMXP342000, BMXP3420102, BMXP3420102CL, BMXP342020, BMXP342020H, BMXP342030, BMXP3420302, BMXP3420302H, and BMXP342030H. A remote attacker could send a specially crafted set of packets to the PLC causing it to freeze, requiring the operator to physically press the reset button on the PLC in order to recover.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 6.14% Top 10%
Third-Party Advisory securityfocus.com Third-Party Advisory us-cert.gov
Affected: n/a Schneider Electric Modicon M340 PLC
Published at:
Updated at:

References

Link Tags
https://www.schneider-electric.com/en/download/document/SEVD-2017-048-02/
http://www.securityfocus.com/bid/96414 third party advisory vdb entry
https://ics-cert.us-cert.gov/advisories/ICSA-17-054-03 mitigation third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2017-6017?
CVE-2017-6017 has been scored as a high severity vulnerability.
How to fix CVE-2017-6017?
To fix CVE-2017-6017, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-6017 being actively exploited in the wild?
It is possible that CVE-2017-6017 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-6017?
CVE-2017-6017 affects n/a Schneider Electric Modicon M340 PLC.
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