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CVE-2020-27267

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2020
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

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, and 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.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

PTC Kepware KEPServerEX

Vendor
n/a
Product
PTC Kepware KEPServerEX
Platforms
Unknown
Default status
Unknown
PTC Kepware KEPServerEX · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
v6.0 to v6.9affectedUnavailableUnavailableUnavailableNone listed

ThingWorx Kepware Server

Vendor
n/a
Product
ThingWorx Kepware Server
Platforms
Unknown
Default status
Unknown
ThingWorx Kepware Server · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
v6.8 and v6.9affectedUnavailableUnavailableUnavailableNone listed

ThingWorx Industrial Connectivity

Vendor
n/a
Product
ThingWorx Industrial Connectivity
Platforms
Unknown
Default status
Unknown
ThingWorx Industrial Connectivity · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versionsaffectedUnavailableUnavailableUnavailableNone listed

OPC-Aggregator

Vendor
n/a
Product
OPC-Aggregator
Platforms
Unknown
Default status
Unknown
OPC-Aggregator · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versionsaffectedUnavailableUnavailableUnavailableNone listed

Rockwell Automation KEPServer Enterprise

Vendor
n/a
Product
Rockwell Automation KEPServer Enterprise
Platforms
Unknown
Default status
Unknown
Rockwell Automation KEPServer Enterprise · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versionsaffectedUnavailableUnavailableUnavailableNone listed

GE Digital Industrial Gateway Server

Vendor
n/a
Product
GE Digital Industrial Gateway Server
Platforms
Unknown
Default status
Unknown
GE Digital Industrial Gateway Server · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
v7.68.804affectedUnavailableUnavailableUnavailableNone listed
v7.66affectedUnavailableUnavailableUnavailableNone listed

Software Toolbox TOP Server

Vendor
n/a
Product
Software Toolbox TOP Server
Platforms
Unknown
Default status
Unknown
Software Toolbox TOP Server · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All 6.x versionsaffectedUnavailableUnavailableUnavailableNone listed