CVE-2020-27263

State: Published
Severity: Not scored
Published: Jan 13, 2021
Updated: Aug 4, 2024
Reserved: Oct 19, 2020

Description

KEPServerEX: v6.0 to v6.9, ThingWorx Kepware Server: v6.8 and v6.9, ThingWorx Industrial Connectivity: All versions, OPC-Aggregator: All versions, Rockwell Automation KEPServer Enterprise, GE Digital Industrial Gateway Server: v7.68.804 and v7.66, Software Toolbox TOP Server: All 6.x versions, are vulnerable to a heap-based buffer overflow. Opening a specifically crafted OPC UA message could allow an attacker to crash the server and potentially leak data.

Scores

The record has no CVSS score.

Weaknesses

CWE-122 HEAP-BASED BUFFER OVERFLOW CWE-122

Affected Products

Product	Versions
PTC Kepware KEPServerEXn/a	v6.0 to v6.9Affected
ThingWorx Kepware Servern/a	v6.8 and v6.9Affected
ThingWorx Industrial Connectivityn/a	All versionsAffected
OPC-Aggregatorn/a	All versionsAffected
Rockwell Automation KEPServer Enterprisen/a	All versionsAffected
GE Digital Industrial Gateway Servern/a	v7.68.804Affected v7.66Affected
Software Toolbox TOP Servern/a	All 6.x versionsAffected

References

https://us-cert.cisa.gov/ics/advisories/icsa-20-352-02

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