Denial of Service Vulnerability in Allen-Bradley Flex IO by Rockwell Automation
CVE-2020-6083

7.5HIGH

Key Information:

Vendor

Rockwellautomation

Status
Allen Bradley
Vendor
CVE Published:
14 October 2020

What is CVE-2020-6083?

A denial of service vulnerability exists in the ENIP Request Path Port Segment functionality of the Allen-Bradley Flex IO 1794-AENT/B device. This security flaw enables an attacker to send a specially crafted network request that can crash the device, leading to a complete loss of communication. Successful exploitation of this vulnerability allows attackers to disrupt operations and may result in significant operational impact, as the affected device becomes unresponsive until it is manually reset.

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Affected Version(s)

Allen Bradley Allen-Bradley Flex IO 1794-AENT/B 4.003

References

https://talosintelligence.com/vulnerability_reports/TALOS...
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CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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