Rockwell Automation CompactLogix 5370 Uncontrolled Resource Consumption

9.8 CVSS

Vulnerability Description

An attacker could send a crafted HTTP/HTTPS request to render the web server unavailable and/or lead to remote code execution caused by a stack-based buffer overflow vulnerability. A cold restart is required for recovering CompactLogix 5370 L1, L2, and L3 Controllers, Compact GuardLogix 5370 controllers, and Armor Compact GuardLogix 5370 Controllers Versions 20 - 30 and earlier.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Younes Dragoni of Nozomi Networks of CyberX reported to CISA.

References

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Affected Vendor

Rockwell Automation

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Affected Software

CompactLogix 5370 L1 controllers, CompactLogix 5370 L2 controllers, CompactLogix 5370 L3 controllers, Compact GuardLogix 5370 controllers, Armor Compact GuardLogix 5370 controllers

Vulnerable Versions: